Inventor
COHN ROBERT
US21 patents
⚠️ This page may combine multiple inventors who share the name “COHN ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHAMPION INT CORP
7 patentsUS4003780AJan 18, 1977
Tape dispensing apparatus
CHAMPION INT CORP28 citations82
US4236482ADec 2, 1980
Apparatus for applying sealing material to envelopes
CHAMPION INT CORP25 citations80
US3965851AJun 29, 1976
Apparatus for applying sealing material to envelopes
CHAMPION INT CORP13 citations73
USD250590SDec 19, 1978
Envelope blank
CHAMPION INT CORP12 citations66
US4188414AFeb 12, 1980
Method for applying sealing material to envelopes
CHAMPION INT CORP4 citations62
US4055295AOct 25, 1977
Self-sealing envelope and method of making same
CHAMPION INT CORP4 citations62
US4233931ANov 18, 1980
Envelope feed apparatus
CHAMPION INT CORP3 citations60