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The ornamental design for a portable hydraulic punching instrument, as shown and described. |
FIG. 1 is a top, front and right side perspective view of a portable hydraulic punching instrument showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a right side elevational view;
FIG. 4 is a left side elevational view;
FIG. 5 is a front elevational view;
FIG. 6 is a rear elevational view; and,
FIG. 7 is a bottom plan view thereof.
Patent | Priority | Assignee | Title |
D420020, | Dec 14 1998 | Kabushiki Kaisha Ogura | Punching machine |
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4731929, | Aug 14 1986 | BUTLER MANUFACTURING COMPANY, A CORP OF DE | Portable hydraulic punch |
4786215, | Aug 14 1986 | Butler Manufacturing Company | Portable hydraulic punch |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 28 1989 | KIMURA, KIYOSHI | KABUSHIKI KAISHA OGURA, ALSO TRADING AS OGURA CO , LTD 2661, HONGO, EBINA-SHI, KANAGAWA-KEN, JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 005100 | /0957 | |
Jul 12 1989 | Kabushiki Kaisha Ogura | (assignment on the face of the patent) | / |
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