Machines not elsewhere specified – Material working – abrading – or founding machinery – Cutting
Patent
1992-10-27
1994-06-21
Douglas, Alan P.
Machines not elsewhere specified
Material working, abrading, or founding machinery
Cutting
D 8 69
Patent
active
D03480747
REFERENCES:
patent: D284970 (1986-08-01), Wolff
patent: D325389 (1992-04-01), Lin
patent: D329438 (1992-09-01), Asano et al.
patent: 4624607 (1986-11-01), Kato et al.
Douglas Alan P.
Musgrove J. H.
Nitto Kohki Co. Ltd.
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