Assignee
SPRING LINE INC
US·4 granted patents·52 citations·filing 1993–1993
Top patents by PatentIndex Score
4 records- 0169USD354663SImpact hand toolSPRING LINE INC·Filed 1993·Granted Jan 24, 1995·15 cites·1 claims
- 0253US5433007ASelf-centering impact hand toolSPRING LINE INC·Filed 1993·Granted Jul 18, 1995·18 cites·30 claims
- 0342US5426858ACombination center punch and prick punchSPRING LINE INC·Filed 1993·Granted Jun 27, 1995·11 cites·20 claims
- 0437US5307741AImpact hand stamping deviceSPRING LINE INC·Filed 1993·Granted May 3, 1994·8 cites·26 claims
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