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Inventor
SCHRAM ROBERT W
CA
4 patents
⚠️ This page may combine multiple inventors who share the name “SCHRAM ROBERT W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STERLING MARKING PROD
3 patents
USD291703S
Sep 1, 1987
Seal press
STERLING MARKING PROD
7 citations
69
USD332870S
Feb 2, 1993
Storage case
STERLING MARKING PROD
12 citations
68
US5174208A
Dec 29, 1992
Ink marker
STERLING MARKING PROD
2 citations
57
FINK CAMERON
1 patent
US4574693A
Mar 11, 1986
Seal press
FINK CAMERON
30 citations
86