Machines not elsewhere specified – Pump or compressor
Design Patent
2005-03-29
2005-03-29
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0503411
CLAIM:
The ornamental design for a centrifugal pump, as shown and described.
REFERENCES:
patent: 4202654 (1980-05-01), Marlow
patent: 4419048 (1983-12-01), Pilachowski et al.
patent: 6287074 (2001-09-01), Chancellor
patent: D455440 (2002-04-01), Yorulmazoglu et al.
patent: 6375437 (2002-04-01), Nolan
Koshin, Ltd.
Saidman DesignLaw Group
Seifert Ralf
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