I looked at all 204 US patents issued Oct 2, 1866, and did not find a match. :sad: But, that was just after a quick perusal of the first drawing sheets. Will have to go back over the possibles (lamps etc) and check in more depth. FYI, here are the patents issued on that date:
58362 steam-boiler condenser
58363 pen rack
58364 shoe fastening
58365 paper fastener
58366 sewing machine
58367 skate
58368 chain pump
58369 fence gate
58370 improved composition for removing ink from type
58371 improved medical compound for hog-cholera
58372 cotton-planter
58373 hot air furnace
58374 flour and grain preserver
58375 soda water apparatus
58376 ruffling attachment for sewing machines
58377 improvement in the manufacture of water-proof hose
58378 clothes-line reel
58379 improved method of burning oil for fuel
58380 wheel-cultivator
58381 cotton-planter
58382 lightning rod
58383 parallel-cultivator
58384 gang-plow
58385 potato-planter
58386 wheel-plow
58387 kitchen table
58388 corkscrew
58389 wheel-cultivator
58390 potato digger
58391 pressing hats
58392 lantern
58393 gas purifier
58394 spring bed bottom
58395 wheel-plow
58396 coffee pot
58397 wind wheel
58398 oven for gas cook stoves
58399 sewing machine shuttle
58400 water closet
58401 hay and grain protector
58402 oar lock
58403 surgical splint
58404 fish hook
58405 door spring
58406 skirt elevator
58407 stone pavement
58408 casting tinners' solder
58409 lubricator
58410 ornamenting glass
58411 snow and ice guard for roofs
58412 horse hay rake
58413 excavator
58414 neck ties
58415 churn
58416 bilge water discharging
58417 mucilage bottle
58418 car coupling
58419 clothes-line fastener
58420 sponge cup
58421 improved composition for paint
58422 automatic feed for carburetors
58423 improved composition for destroying insects
58424 sad iron heater
58425 process of seasoning wood
58426 oyster rake
58427 watch
58428 card rack
58429 billiars register
58430 belt buckle
58431 revolving moldboard
58432 fence
58433 let-off and take-up
58434 silk twisting mach[ine]
58435 stone channelling mach[ine]
58436 hollow auger
58437 bedstead fastening
58438 stone pick and axe
58439 induction coils for electro magnets
58440 skate
58441 shutter fastening
58442 lid lifter
58443 gun lock
58444 breech-loading fire-arm
58445 bale tie
58446 making wood screws
58447 car wheel
58448 railway car
58449 cask
58450 cask
58451 cask
58452 cask
58453 combined foot warmer and reflecting lamp
58454 improvement in prepared paste
58455 spice box
58456 wood plane attachment
58457 sand pump
58458 improved paint for ships' bottoms
58459 lamp
58460 spider [cooking pan]
58461 shutter fastener
58462 folding table
58463 alphabet frame
58464 narrow ware
58465 thill-coupling
58466 box mach[ine]
58467 bag lock
58468 well packing
58469 well packing
58470 pinking mach[ine]
58471 apparatus for carbureting air
58472 cleansing sorgo sirup
58473 cutting soap
58474 furnace-grate bar
58475 storing oil
58476 cultivator
58477 heating stove
58478 reciprocating steam engine
58479 well tubing
58480 whip-rack
58481 lamp
58482 paper cutting mach[ine]
58483 machine for making spikes
58484 improved roofing material
58485 machine for forging horseshoe nails
58486 hand seeder
58487 ore separator
58488 bendng wood
58489 turn table for baker's ovens
58490 till check
58491 governor
58492 signal for railroad draw bridge
58493 cooking stove
58494 furnace-grate bar
58495 horseshoe
58496 steam heater
58497 improvement in the manufacture of floor-coverings
58498 circular sewing machine
58499 improved roofing-cement
58500 shovel plow
58501 setting gems
58502 fruit can
58503 globe valve
58504 edge-tool grinder
58505 corset
58506 steam-boiler fire-tube
58507 splitting wood
58508 shaving leather
58509 tuyere
58510 baby jumper
58511 preserving meat
58512 oil still
58513 pressing hats
58514 cider mill
58515 washing machine
58516 improvement in engraving copper, &c.
58517 clover harvester
58518 coffee pot
58519 bench dog
58520 horse shoe nail machine
58521 machine for making split spikes
58522 domestic oven
58523 furniture caster
58524 lamp burner
58525 breech-loading fire-arm
58526 cotton press
58527 hoopskirt
58528 peat machine
58529 sheep rack
58530 water cooler
58531 cherry stoner
58532 improved composition of matter
58533 cultivator-teeth
58534 cultivator
58535 clothes line fastener
58536 match box
58537 cigar lighter
58538 cigar press
58539 ore mill
58540 hoop skirt clasp
58541 derrick
58542 shifting rail for carriage seat
58543 rotary cultivator
58544 pressing hats
58545 bed bottom
58546 steam gage cock
58547 horse power
58548 bag lock
58549 coal chute
58550 cast-off of waxed thread sewing machines
58551 grain screen
58552 steam-boiler furnace
58553 gas retort
58554 method of opening tin cans
58555 pressing [clothes?]
58556 wood oiling machine
58557 seed planter
58558 eraser
58559 apparatus for carbureting air
58560 potato digger
58561 bosoms
58562 improvement in signal-codes for electric telegraphs
58563 paper cutter
58564 steam-boiler fire-tube
58565 constructing railroad tracks
--ian