Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Patent
1979-07-17
1982-05-04
Tung, T.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
408241R, D0801
Patent
active
D02642174
REFERENCES:
patent: D208399 (1967-08-01), Ferry
patent: 1617554 (1927-02-01), Swartz
patent: 1652283 (1927-12-01), Lewis
patent: 2395751 (1946-02-01), Newcomer et al.
patent: 2480399 (1949-08-01), Dolaser
Marlow Hollis
Prause Benjiman G.
Bargfrede James A.
Tung T.
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