175074 ⎘
Generic mechanical aspects applicable to one or more of the groups - and - and their subgroups Oblong hole
LIQUID CRYSTAL DIMMING EYEGLASSES
#2SPECTACLES WITH REPLACEABLE PINS
#3PRESCRIPTION LENS INSERT FOR EYEWEAR
#4HEAD-MOUNTED DISPLAY DEVICE
#5SPECTACLES WITH REPLACEABLE PINS
#6Hinged spectacle frame
#7Assembly structure for eyeglass lens
#8Adjustable eyewear retainer
#9GLASSES
#10Eyeglass system and method of engagement
#11Assembled structure of main spectacle frame and assistant lens frame
#12RIMLESS EYEGLASSES
#13Fastening of a structural part to an ophthalmic lens
#14Surgical face guard, surgical frame, surgical polarization shield, and surgery system
#15Adjustable eyewear retainer
#16LOCKING MECHANISM FOR EYEWEAR
#17Eyeglass system and method of engagement
#18Adjustable in-situ device to stabilize and maintain positioning of eyewear on a user
#19Eyeglass frame with decorative piece
#20Eyeglasses
#21Eyewear with lens retention mechanism
#22Eyeglasses with snap-fitted lenses
#23Lens exchange structure of spectacles