Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent
2001-02-27
2002-04-09
Davis, Antoine Duval (Department: 2913)
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
Design Patent
active
D0455446
CLAIM:
The ornamental design for a compound boring bit, as shown and described.
REFERENCES:
patent: D394663 (1998-05-01), Stone et al.
patent: 6227774 (2001-05-01), Haughton et al.
Davis Antoine Duval
Gugliotta John D.
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