Patent
   D871461
Priority
Jun 16 2017
Filed
Jun 16 2017
Issued
Dec 31 2019
Expiry
Dec 31 2034
Assg.orig
Entity
unknown
0
7
n/a
The ornamental design for a hydraulic breaker, as shown and described.

FIG. 1 is a perspective view showing a hydraulic breaker;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Lee, Il Jae

Patent Priority Assignee Title
Patent Priority Assignee Title
3792738,
6227307, Dec 04 1998 Daemo Engineering Co., LTD Sound and dust proof breaker
8146677, Jun 25 2008 Hydraulic breaker assembly
8776911, May 25 2009 Hydraulic breaker
9289889, Aug 31 2010 Epiroc Rock Drills Aktiebolag Hydraulic impact mechanism for use in equipment for treating rock and concrete
D457534, Nov 03 2000 SOOSAN HEAVY INDUSTRIES CO., LTD. Hydraulic breaker
D782542, Sep 08 2015 AXON PRESSURE PRODUCTS, INC Hinged bonnet for a blowout preventer
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