P

Inventor

RITZENHOFF HERMANN

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

SEIDEL KG GEB

3 patents
US4149647AApr 17, 1979

Metal tear off cap

SEIDEL KG GEB9 citations67
US4127209ANov 28, 1978

Metal tear-off cap

SEIDEL KG GEB8 citations67
US3977556AAug 31, 1976

Metal tear-off cap

SEIDEL KG GEB0 citations35

RITZENHOFF HERMANN

1 patent
US4786362ANov 22, 1988

Process for producing decorative or informative patterns on objects formed of singly or multiply plated metal sheets

RITZENHOFF HERMANN4 citations52

RITZENHOFF HERMANN FA

1 patent
US4294368AOct 13, 1981

Metal sealing cap

RITZENHOFF HERMANN FA2 citations46