Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Patent
1992-02-25
1994-02-22
Holtje, Nelson C.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
D 8 71
Patent
active
D03445291
REFERENCES:
patent: D232153 (1974-07-01), Peppers
patent: D338148 (1993-08-01), Gowdy
patent: 2574306 (1951-11-01), Walker
Davis Antoine D.
Holtje Nelson C.
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