Patent
   D318431
Priority
Apr 10 1989
Filed
Apr 10 1989
Issued
Jul 23 1991
Expiry
Jul 23 2005
Assg.orig
Entity
unknown
2
12
n/a
The ornamental design for a telephone loop tester, as shown and described.

FIG. 1 is a bottom, front and left side perspective view of a telephone loop tester showing our new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a right side elevational view; and

FIG. 7 is a left side elevational view thereof.

Ingalsbe, David L., Blood, Dennis C.

Patent Priority Assignee Title
D345516, Jun 25 1992 Housing for cable checker
D756826, Mar 02 2014 Durex International Corp Electronic controller module
Patent Priority Assignee Title
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3792205,
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4292480, Feb 19 1980 AT & T TECHNOLOGIES, INC , Method and apparatus for locating telephones
4513179, Apr 21 1983 Northern Telecom Limited Loop test circuit
4536703, May 27 1982 AT & T TECHNOLOGIES, INC , Method and apparatus for testing cable wire connected to terminals at a remote location
4591671, May 31 1984 PKS/Communications, Inc.; PKS COMMUNICATIONS, INC , 46 QUIRK ROAD, MILFORD, 06460 Telephone having built-in test capability for use in key telephone system
234603,
D242722, Dec 19 1974 CLEAN AIR TECHNOLOGIES INC Housing for motor vehicle diagnostic equipment
D249658, Jul 30 1976 Leemah Electronics, Inc. Telephone carrier equipment multitester
D254778, Jul 07 1977 Tokyo Keiki Company Limited Ultrasonic wave thickness meter
D292493, May 17 1985 John Fluke Mfg., Co., Inc. Digital electronic thermometer or similar article
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 10 1989Independent Technologies, Inc.(assignment on the face of the patent)
Apr 26 1989BLOOD, DENNIS C INDEPENDENT TECHNOLOGIES, INC , A CORP OF NEASSIGNMENT OF ASSIGNORS INTEREST 0050670569 pdf
Apr 26 1989INGALSBE, DAVID L INDEPENDENT TECHNOLOGIES, INC , A CORP OF NEASSIGNMENT OF ASSIGNORS INTEREST 0050670569 pdf
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