Trolley jack

Details Trolley jack Trolley jack

2000-04-10

2001-05-15

Ramirez, Cynthia E (Department: 2911)

Material or article handling equipment

Conveying, lifting, or transferring article

Jack or jackstand

Design Patent

active

D0442345

CLAIM:
The ornamental design for a trolley jack.

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patent: 5201494 (1993-04-01), Lundman
patent: 5221073 (1993-06-01), Shockley
patent: 5551668 (1996-09-01), Hung
patent: 5878996 (1999-03-01), Loan

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