Machines not elsewhere specified – Material working – abrading – or founding machinery – Molding or casting
Patent
1976-05-17
1978-01-17
Douglas, Alan P.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Molding or casting
D1509
Patent
active
D02469790
REFERENCES:
patent: D194194 (1962-12-01), Antoine
patent: 3635446 (1972-01-01), Kurosawa
Douglas Alan P.
McHugh Charles W.
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