Inventor
ROSENBUSCH HELMUT W
5 patents
⚠️ This page may combine multiple inventors who share the name “ROSENBUSCH HELMUT W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PROPPER MFG CO INC
3 patentsUS4273112AJun 16, 1981
Laryngoscope
PROPPER MFG CO INC71 citations91
US4060724ANov 29, 1977
Mounting apparatus for optical examination devices connected to a projector through a light-conducting cable
PROPPER MFG CO INC21 citations81
US4082946AApr 4, 1978
Apparatus for controlling the illumination of optical examination devices
PROPPER MFG CO INC11 citations72