Machines not elsewhere specified – Material working – abrading – or founding machinery
Patent
1990-01-11
1993-02-02
Walsh, Donald P.
Machines not elsewhere specified
Material working, abrading, or founding machinery
D15199
Patent
active
D03329550
REFERENCES:
patent: 9368 (1880-08-01), Wood
patent: D186468 (1959-10-01), Wahl
patent: D260651 (1981-09-01), Gibbons
patent: 3807540 (1974-04-01), Boulet
patent: 4575790 (1986-03-01), Legille et al.
patent: 4688667 (1987-08-01), Peterson
Davis Antoine D.
Walsh Donald P.
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