Machines not elsewhere specified – Pump or compressor
Design Patent
2004-02-06
2004-12-07
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0499427
CLAIM:
The ornamental design for an air pump, as shown and described.
REFERENCES:
patent: 2573375 (1951-10-01), Winstead
patent: D358398 (1995-05-01), Persson
patent: D463452 (2002-09-01), Soderqvist
Kamrath Alan D.
Nikolai & Mersereau , P.A.
Seifert Ralf
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