Portable electric hammer drill

- Hitachi Koki Co., Ltd.
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Description

FIG. 1 is a front perspective view of the portable electric hammer drill showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines represent the portions of the design that form no part of the claim.

Claims

The ornamental design for a portable electric hammer drill, as shown and described.

Referenced Cited
U.S. Patent Documents
D342878 January 4, 1994 Watanabe et al.
D343105 January 11, 1994 Shibata et al.
D406741 March 16, 1999 Zurwelle
D466779 December 10, 2002 Shibata et al.
D527969 September 12, 2006 Okada et al.
D540135 April 10, 2007 Okuda
D567614 April 29, 2008 Okuda
D592478 May 19, 2009 Wright
D617168 June 8, 2010 Yamamoto et al.
D631721 February 1, 2011 Aglassinger
20060291966 December 28, 2006 Klemm et al.
20070125565 June 7, 2007 Etter et al.
20090056967 March 5, 2009 Sell et al.
Patent History
Patent number: D719428
Type: Grant
Filed: Jun 13, 2013
Date of Patent: Dec 16, 2014
Assignee: Hitachi Koki Co., Ltd. (Minato-Ku, Tokyo)
Inventors: Yoshiki Aoki (Ibaraki), Masanori Okada (Ibaraki), Hideki Yamada (Ibaraki)
Primary Examiner: Philip S Hyder
Assistant Examiner: Darlington Ly
Application Number: 29/457,866
Classifications
Current U.S. Class: D8/68