Machines not elsewhere specified – Pump or compressor
Design Patent
1999-10-19
2001-04-10
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0440229
CLAIM:
The ornamental design for a liquid flow pump, as shown and described.
REFERENCES:
patent: D. 254671 (1980-04-01), Johnson et al.
patent: D. 258590 (1981-03-01), Shaw
patent: 781770 (1905-02-01), Flaherty
patent: 1607727 (1926-11-01), Diersen
patent: 2370775 (1945-03-01), Capita
patent: 1272012 (1986-11-01), None
Pump Handbook, McGraw-Hill Edition, 1976, pp. 4-8, 4-12 and 4-14.
Greer Burns & Crain Ltd.
Seifert Ralf
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