Expansible chamber devices – Piston with rigid axially extending hollow stem – Hollow stem forms axially extending fluid passage
Reexamination Certificate
2007-07-17
2007-07-17
Leslie, Michael (Department: 3745)
Expansible chamber devices
Piston with rigid axially extending hollow stem
Hollow stem forms axially extending fluid passage
C092S113000, C092S164000
Reexamination Certificate
active
11102159
ABSTRACT:
Hydraulic cylinders that are ported at one end are disclose.
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Langenfeld Joseph W.
Westendorf Neal W.
Leslie Michael
Merchant & Gould P.A.
Westendorf Manufacturing Co., Inc.
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