Pump

Details Pump Pump

2000-09-29

2002-01-01

Seifert, Ralf (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Hand or foot operated pump or well curb

Design Patent

active

D0452726

CLAIM:
The ornamental design for a pump, as shown.

REFERENCES:
patent: 785154 (1905-03-01), Cordeau
patent: 1511649 (1924-10-01), Wentzell
patent: 1593356 (1926-08-01), Hughes
patent: D140232 (1945-02-01), Russell
patent: D150097 (1948-06-01), Russell
patent: D287531 (1986-12-01), Evans
patent: D321037 (1991-10-01), Furusawa
patent: D343397 (1994-01-01), Wang
patent: D351896 (1994-10-01), Sundheim et al.
patent: 5433136 (1995-07-01), Lung-ho

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