Assignee
BLACK PRODUCTS CO
3 granted patents·38 citations·filing 1974–1976
Top patents by PatentIndex Score
3 records- 0167US4003188AValve bag filler, handling and sealing systemBLACK PRODUCTS CO·Filed 1975·Granted Jan 18, 1977·17 cites·17 claims
- 0262US4066108AValve bag filler, handling and sealing systemBLACK PRODUCTS CO·Filed 1976·Granted Jan 3, 1978·15 cites·5 claims
- 0338US3964650ABag filling machine having combined inlet valve and level controlBLACK PRODUCTS CO·Filed 1974·Granted Jun 22, 1976·6 cites·8 claims
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