Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent
2003-03-20
2004-10-19
Vinson, Brian N (Department: 2911)
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
Design Patent
active
D0497372
CLAIM:
The ornamental design for a bearing device for a ball nut, as shown and described.
REFERENCES:
patent: D418847 (2000-01-01), Ichihara
patent: D440581 (2001-04-01), Sherman et al.
patent: D444802 (2001-07-01), Dyson et al.
patent: D447157 (2001-08-01), Sasaki et al.
Kanesaka & Takeuchi
Nifco Inc.
Vinson Brian N
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