Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Patent
1984-06-22
1987-04-21
Bullock, B. J.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
D15138
Patent
active
D02894050
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patent: 3489191 (1970-01-01), Blevins
patent: 3843143 (1974-10-01), Laxson
patent: 3876319 (1975-04-01), Meyer
patent: 4171821 (1979-10-01), Miller
patent: 4405269 (1983-09-01), Hertzler
patent: 4557642 (1985-12-01), Dudas et al.
patent: 4573839 (1986-03-01), Finnegan
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