Electrical discharge machine
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Description
The broken lines shown represent unclaimed subject matter of an electrical discharge machine and form no part of the claimed design.
Claims
The ornamental design for an electrical discharge machine, as shown and described.
Referenced Cited
U.S. Patent Documents
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| 6246024 | June 12, 2001 | Hosaka |
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| D542311 | May 8, 2007 | Inaba et al. |
| D544003 | June 5, 2007 | Inaba et al. |
| D551268 | September 18, 2007 | Iwamoto et al. |
| D668277 | October 2, 2012 | Miyake et al. |
| D668278 | October 2, 2012 | Miyake et al. |
| D716857 | November 4, 2014 | Shimano et al. |
Patent History
Patent number: D742945
Type: Grant
Filed: Dec 31, 2014
Date of Patent: Nov 10, 2015
Assignee: Mitsubishi Electric Corporation (Tokyo)
Inventors: Hongkue Lee (Tokyo), Takanori Miyake (Tokyo), Hiroichiro Shimano (Tokyo), Shinichi Kato (Tokyo), Yuki Mizushi (Tokyo)
Primary Examiner: Patricia Palasik
Application Number: 29/513,501
Type: Grant
Filed: Dec 31, 2014
Date of Patent: Nov 10, 2015
Assignee: Mitsubishi Electric Corporation (Tokyo)
Inventors: Hongkue Lee (Tokyo), Takanori Miyake (Tokyo), Hiroichiro Shimano (Tokyo), Shinichi Kato (Tokyo), Yuki Mizushi (Tokyo)
Primary Examiner: Patricia Palasik
Application Number: 29/513,501
Classifications
Current U.S. Class:
Cutting (6) (D15/127);
Material Working, Abrading, Or Founding Machinery (D15/122)