Inventor

PHIPPS SR CORNELIUS M

US3 patents

⚠️ This page may combine multiple inventors who share the name “PHIPPS SR CORNELIUS M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PLASTIC SPECIALTIES INC

2 patents

US4680947AJul 21, 1987

Interchangeable knitting needle system

PLASTIC SPECIALTIES INC36 citations87

US4632669ADec 30, 1986

Pressure indicating medical injection gun

PLASTIC SPECIALTIES INC48 citations85

PORELON

1 patent

US4676162AJun 30, 1987

Rubber stamp

PORELON57 citations88