Machines not elsewhere specified – Material working – abrading – or founding machinery – Cutting
Patent
1987-02-26
1990-05-01
Holtje, Nelson C.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Cutting
Patent
active
D03075931
REFERENCES:
patent: D161552 (1951-01-01), Stoner et al.
patent: D189992 (1961-03-01), Smith et al.
patent: D268414 (1983-03-01), Cleary et al.
patent: 2852264 (1958-09-01), Granata
patent: 2955829 (1960-10-01), Brewster
patent: 3538883 (1970-11-01), Polin
patent: 3627338 (1971-12-01), Thompson
patent: 3740900 (1973-06-01), Youmans et al.
Chishty Aqeel M.
Valdez Roy K.
Asch Jeffrey
Holtje Nelson C.
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