Patent
   D313492
Priority
Dec 07 1988
Filed
Dec 07 1988
Issued
Jan 01 1991
Expiry
Jan 01 2005
Assg.orig
Entity
unknown
6
5
n/a
The ornamental design for a hydraulic jack, as shown and described.

FIG. 1 is a top and front perspective view of a hydraulic jack showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown; and

FIG. 7 is a top perspective view thereof showing the jack in use.

The broken lines are for illustrative purposes only and form no part of the claimed design.

Hung, Michael

Patent Priority Assignee Title
6572080, Jun 15 2001 Dual hydraulic jack system
D569574, Jul 03 2007 Hydraulic bottle jack with control knob
D571072, Apr 21 2007 Zhaogen, Kong Hydraulic jack
D634914, Jul 06 2010 Combined pneumatic vehicle jack and compressor
D749287, Nov 10 2014 Hydraulic jack extension
D873522, Jul 23 2018 JINYUN ZHAOSHI TOOLS CO , LTD Electric hydraulic jack
Patent Priority Assignee Title
D284417, Mar 16 1983 Yasui Sangyo Co., Ltd. Garage jack
D285138, Aug 20 1982 Yasui Sangyo Co. Ltd. Jack
D296598, Sep 03 1985 Jack
GB2108924,
GB2161137,
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