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Inventor
WATERFIELD ROBERT L
SG
3 patents
⚠️ This page may combine multiple inventors who share the name “WATERFIELD ROBERT L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SINGAPORE CHARTERED IND
2 patents
US4445418A
May 1, 1984
Drum magazine for a gun
SINGAPORE CHARTERED IND
27 citations
90
US4384508A
May 24, 1983
Drum magazine for a gun
SINGAPORE CHARTERED IND
50 citations
90
SULLIVAN LEROY JAMES
1 patent
US9038525B2
May 26, 2015
Firearm
SULLIVAN LEROY JAMES
25 citations
90