Patent
   D254960
Priority
Dec 29 1977
Filed
Dec 29 1977
Issued
May 13 1980
Expiry
May 13 1994
Assg.orig
Entity
unknown
8
3
n/a
The ornamental design for a digital tachometer, as shown.

FIG. 1 is a top right front perspective view of a digital tachometer showing my new design with the handle in the upright position;

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 top plan view thereof;

FIG. 6 is a bottom plan view thereof.

Helm, Patrick J.

Patent Priority Assignee Title
D278214, Nov 26 1982 Evcor Systems, Inc. Postage control and counter
D311347, May 14 1987 Car Mate Manufacturing Co., Ltd. Tachometer
D337753, Mar 15 1991 TEAC Corporation Synchronization controller for electric machines
D350544, Jan 14 1993 Canon Kabushiki Kaisha Image signal converter
D641344, May 13 2010 Trimble Navigation Limited Heat, water, and shock resistant combination radio modem and amplifier
D649141, May 13 2010 Trimble Navigation Limited Combination field radio modem and amplifier
D677594, May 31 2011 Continental Automotive GmbH Electronic on board recorder for a vehicle
D803218, Oct 20 2014 Hand Held Products, Inc. Scanner
Patent Priority Assignee Title
198913,
D251368, Jan 17 1977 LAFRANCE CORP , PHILADELPHIA, PA 19153, A CORP OF PA Electronic instrument case
D251370, Jan 17 1977 LAFRANCE CORP , PHILADELPHIA, PA 19153, A CORP OF PA Electronic instrument case
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 29 1977Kent-Moore Instrument Company(assignment on the face of the patent)
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