Machines not elsewhere specified – Pump or compressor
Design Patent
1999-04-12
2001-01-16
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0436360
CLAIM:
The ornamental design for a diaphragm pump, as shown and described.
REFERENCES:
patent: D. 235168 (1975-05-01), Boyers
patent: D. 286782 (1986-11-01), Somers
patent: D. 333664 (1993-03-01), Carroll
patent: D. 374075 (1996-09-01), Lee
Armstrong, Westerman Hattori, McLeland & Naughton
Seifert Ralf
Techno Takatsuki Co., Ltd.
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