Implements or apparatus for applying pushing or pulling force – Miscellaneous
Reexamination Certificate
2005-06-28
2005-06-28
Watson, Robert C. (Department: 3723)
Implements or apparatus for applying pushing or pulling force
Miscellaneous
C254S088000
Reexamination Certificate
active
06910675
ABSTRACT:
A ramp for vehicles and a method of using the ramp and the ramp has a plurality of ramp parts which can be progressively assembled to increase the height of the ramp.
REFERENCES:
patent: 3917226 (1975-11-01), Palmer
patent: 4427179 (1984-01-01), Price
patent: 4920596 (1990-05-01), Stevens
patent: 5863026 (1999-01-01), Gano et al.
McGlynn Joseph H.
Patent & Trademark Services Inc.
Watson Robert C.
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