Patent
   D317417
Priority
Aug 18 1988
Filed
Aug 18 1988
Issued
Jun 11 1991
Expiry
Jun 11 2005
Assg.orig
Entity
unknown
4
2
n/a
The ornamental design for a combined photoelectric and contact digital tachometer, as shown and described.

FIG. 1 is a front, right side and bottom perspective view of a combined photoelectric and contact digital tachometer showing my new design;

FIG. 2 is a right side elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a bottom plan view;

FIG. 5 is a top plan view;

FIG. 6 is a front elevational view; and

FIG. 7 is a rear elevational view thereof.

Lin, Dong-Chang

Patent Priority Assignee Title
D331026, Dec 08 1989 OPPAMA INDUSTRY CO , LTD Engine tachometer
D331027, Dec 08 1989 Oppama Industry Co., Ltd. Engine tachometer
D331028, Dec 08 1989 Oppama Industry Co., Ltd. Engine tachometer
D332065, Mar 08 1991 SNAP-ON TOOLS WORLDWIDE, INC ; SNAP-ON TECHNOLOGIES, INC Speed sensor for use with an engine analyzer
Patent Priority Assignee Title
4000465, May 04 1974 Shimpo Kogyo Kabushiki Kaisha Digital tachometer
D304306, Sep 02 1986 Cat Eye Co., Ltd. Computerized multiple function bicycle meter
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