Patent
   D279298
Priority
Nov 08 1982
Filed
Nov 08 1982
Issued
Jun 18 1985
Expiry
Jun 18 1999
Assg.orig
Entity
unknown
2
3
n/a
The ornamental design for a power factor demonstrator, as shown and described.

FIG. 1 is a perspective view of the power factor demonstrator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof; and

FIG. 4 is a right side elevational view thereof, the left side elevational view is a mirror image thereof.

The rear and the bottom of the design are flat and unornamented.

Petrus, Kenneth J.

Patent Priority Assignee Title
D701167, Apr 17 2013 SHUN-FU INTERNATIONAL ELECTRICAL CO., LTD. Self-cooling power saver
D867988, Mar 17 2017 SIEMENS ENERGY GLOBAL GMBH & CO KG Transformer
Patent Priority Assignee Title
180817,
187073,
195975,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 27 1982PETRUS, KENNETH J McGraw-Edison CompanyASSIGNMENT OF ASSIGNORS INTEREST 0040690813 pdf
Nov 08 1982McGraw-Edison Company(assignment on the face of the patent)
Apr 01 1986MCGRAW-EDISON COMPANY, A CORP OF DECOOPER INDUSTRIES, INC , A CORP OF OHASSIGNMENT OF ASSIGNORS INTEREST 0046000418 pdf
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