Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Patent
1988-01-22
1989-12-05
Holtje, Nelson C.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
407114
Patent
active
D03049493
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Ash Jeffrey
Holtje Nelson C.
Kennametal Inc.
Trempus Thomas R.
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