Machines not elsewhere specified – Material working – abrading – or founding machinery – Molding or casting
Design Patent
2006-05-02
2006-05-02
Davis, Antoine D. (Department: 2915)
Machines not elsewhere specified
Material working, abrading, or founding machinery
Molding or casting
Design Patent
active
D0520034
CLAIM:
The ornamental design for a cavity ring for a disc-molding die, as shown and described.
REFERENCES:
patent: 3170414 (1965-02-01), Harrington et al.
patent: 3942755 (1976-03-01), Robinson
patent: 4071360 (1978-01-01), Mannino, Jr.
patent: 4648915 (1987-03-01), Ibata et al.
patent: 4792297 (1988-12-01), Wilson
patent: 6299430 (2001-10-01), Wallace
Hiki Katsuyuki
Sakamoto Yasuyoshi
Davis Antoine D.
Olson & Hierl Ltd.
Palasik Patricia
Seikoh Giken Co. Ltd.
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