Pump structure

Details Pump structure Pump structure

2003-02-27

2004-03-23

Seifert, Ralf (Department: 2914)

Machines not elsewhere specified

Pump or compressor

Design Patent

active

D0487752

CLAIM:
The ornamental design for pump structure, as shown and described.

REFERENCES:
patent: D339143 (1993-09-01), Whitley, II
patent: D352947 (1994-11-01), Colin et al.
patent: D420011 (2000-02-01), Tsai
patent: D435049 (2000-12-01), Tsai
patent: D445804 (2001-07-01), Tsai
patent: D453342 (2002-02-01), Wu
patent: D455441 (2002-04-01), Chou

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