Assignee
LEE NORSE CO
6 granted patents·80 citations·filing 1974–1982
Top patents by PatentIndex Score
6 records- 0181US4172615ARoof bolting apparatusLEE NORSE CO·Filed 1978·Granted Oct 30, 1979·23 cites·12 claims
- 0261US4310197AMining and bolting method and apparatusLEE NORSE CO·Filed 1980·Granted Jan 12, 1982·12 cites·16 claims
- 0358US3966257ADriving arrangement for rotary mining heads of mining machinesLEE NORSE CO·Filed 1974·Granted Jun 29, 1976·20 cites·10 claims
- 0442US4328994AMining apparatus and methodLEE NORSE CO·Filed 1980·Granted May 11, 1982·5 cites·13 claims
- 0538US4445663ARotating device for drill mastLEE NORSE CO·Filed 1982·Granted May 1, 1984·10 cites·8 claims
- 0627US4463973ASealed hingeLEE NORSE CO·Filed 1982·Granted Aug 7, 1984·10 cites·4 claims
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