Machines not elsewhere specified – Pump or compressor
Design Patent
2011-08-23
2011-08-23
Seifert, Ralf (Department: 2914)
Machines not elsewhere specified
Pump or compressor
Design Patent
active
D0643856
CLAIM:
The ornamental design for an air cylinder, as shown and described.
REFERENCES:
patent: D408420 (1999-04-01), Buter
patent: D540349 (2007-04-01), Waki
patent: D557286 (2007-12-01), Pedrollo
patent: D610166 (2010-02-01), Foreman
Taniguchi Masaru
Yamada Jun
Seifert Ralf
SMC Corporation
Yokoi Toshiyuki
Yokoi & Co. U.S.A., Inc.
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