74000289
Nov 16, 1989
May 19, 1992
EAR SAFETY PROTECTORS TO PROTECT EARS FROM EXCESS NOISE AND INJURY, AND PARTS THEREFOR; AUTOMATIC DISPENSERS FOR SUCH EAR SAFETY PROTECTORS, AND PARTS THEREFOR; [ FACE PROTECTORS, NAMELY FACE SHIELDS, SCREENS, MASKS AND VISORS; ] EYE PROTECTORS, NAMELY GOGGLES, EYE-MASKS, EYE-SHIELDS AND VISORS; BREATHING AND RESPIRATORY SAFETY MASKS, DISPENSERS FOR SUCH MASKS; HEAD PROTECTIVE DEVICES, NAMELY SAFETY HELMETS, HOODS AND CAPS WITH OR WITHOUT MEANS FOR PROTECTING THE FACE, EYES, EARS AND NECK
Electrical and Scientific Apparatus