Centrifugal trash pump

Details Centrifugal trash pump Centrifugal trash pump

2000-08-14

2002-03-12

Seifert, Ralf (Department: 2914)

Machines not elsewhere specified

Pump or compressor

Design Patent

active

D0454357

CLAIM:
The ornamental design for a centrifugal trash pump, as shown and described.

REFERENCES:
patent: 2461925 (1949-02-01), Rupp
patent: 2945448 (1960-07-01), Frederick
patent: D243282 (1977-02-01), Burenga
patent: 4052133 (1977-10-01), Yeater
patent: 4129402 (1978-12-01), Eberhardt
patent: 4419048 (1983-12-01), Pilachowski et al.
patent: 4844687 (1989-07-01), Korthaus
patent: 4932837 (1990-06-01), Pymal
patent: 5324166 (1994-06-01), Elonen et al.
patent: D373774 (1996-09-01), Chen
patent: D377799 (1997-02-01), Kruzel et al.
patent: D384676 (1997-10-01), Cyphers et al.
patent: D435048 (2000-12-01), Breeser et al.
Wacker Corporation Manual, Pump Principles Selection and Application for Construction Industry.
U.S. application No. 09/711,654; Diels.

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