Machines not elsewhere specified – Material working – abrading – or founding machinery – Deforming or crushing
Patent
1991-05-31
1993-09-14
Douglas, Alan P.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Deforming or crushing
Patent
active
D03393615
REFERENCES:
patent: D118054 (1939-12-01), Prahl, Jr. et al.
patent: D273196 (1984-03-01), Radtke
patent: 4067150 (1978-01-01), Merrizan
patent: 4233785 (1980-11-01), Abell
patent: 4646487 (1987-03-01), Chitjian
Davis Antoine D.
Douglas Alan P.
Southern Case, Inc.
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