Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent
2007-09-04
2007-09-04
Davis, Antoine D. (Department: 2915)
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
Design Patent
active
29245039
CLAIM:
The ornamental design for a speed blade, as shown and described.
REFERENCES:
patent: 2897696 (1959-08-01), Tisserant
patent: 3276820 (1966-10-01), Ditson
patent: 4116578 (1978-09-01), Gelfand et al.
patent: 4560309 (1985-12-01), Hornsby
patent: 4815902 (1989-03-01), Durfee, Jr.
patent: 5326196 (1994-07-01), Noll
patent: 6890133 (2005-05-01), Singh et al.
patent: 2005/0084350 (2005-04-01), Nordlin
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