Assignee
PERSSONS CEMENT
4 granted patents·9 citations·filing 1981–1981
Top patents by PatentIndex Score
4 records- 0133US4365782AMoulding toolPERSSONS CEMENT·Filed 1981·Granted Dec 28, 1982·4 cites·2 claims
- 0231US4596686AAdjustment of shape and dimensions of a concrete articlePERSSONS CEMENT·Filed 1981·Granted Jun 24, 1986·2 cites·13 claims
- 0331US4398878AApparatus for making shaped concrete articlesPERSSONS CEMENT·Filed 1981·Granted Aug 16, 1983·2 cites·8 claims
- 0428US4383671AMoulding toolPERSSONS CEMENT·Filed 1981·Granted May 17, 1983·1 cites·3 claims
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