Patent
   D275753
Priority
Sep 15 1981
Filed
Mar 09 1982
Issued
Oct 02 1984
Expiry
Oct 02 1998
Assg.orig
Entity
unknown
28
7
n/a
The ornamental design for a combined telephone inter communication and automatic telephone dialing device, substantially as shown.

FIG. 1 is a right side elevational view of a combined telephone inter communication and automatic telephone dialing device showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a lower end elevational view thereof;

FIG. 4 is an upper end elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a top perspective view thereof; and

FIG. 7 is a bottom plan view thereof.

Mahan, John A.

Patent Priority Assignee Title
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D285558, Mar 05 1984 Nortel Networks Limited Telephone set remote accessory stand
D286635, Feb 15 1984 John Manufacturing Limited Telephone amplifier
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D288317, Apr 04 1984 John Manufacturing Limited Combination master unit and remote unit communication set
D289638, Feb 14 1984 ADT DIVERSIFIED SERVICES, INC , Housing for an electronic push button dialer
D290354, Jun 11 1984 Nortel Networks Limited Telephone set add-on accessory module
D292404, Oct 05 1984 Dresser Industries, Inc Portable point of sale customer credit card encoder
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D341569, Mar 03 1992 Sunbeam Products, Inc Controller for use with electric heating pads
D352275, Feb 05 1993 Dynamic Controls Limited Motor controller
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Patent Priority Assignee Title
3916103,
4160122, May 23 1978 Telephone earphone amplifier
D244867, Dec 15 1975 Housing for a radio receiver
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D269088, Dec 05 1980 Bell Telephone Laboratories, Incorporated Portable transceiver or similar article
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 09 1982Mitel Corporation(assignment on the face of the patent)
Sep 06 1983MAHAN, JOHN A Mitel CorporationASSIGNMENT OF ASSIGNORS INTEREST 0041770719 pdf
Jan 25 1984Mitel CorporationTRILLIUM TELEPHONE SYSTEMS INC ASSIGNMENT OF ASSIGNORS INTEREST 0042240543 pdf
Sep 30 1988TRILLIUM TELEPHONE SYSTEMS, INC Mitel CorporationASSIGNMENT OF ASSIGNORS INTEREST 0051270218 pdf
Feb 12 1998MITEL CORPORATION, A CORP OF CANADACANADIAN IMPERIAL BANK OF COMMERCE, AS SECURED PARTYGRANT OF PATENT SECURITY INTEREST0091140489 pdf
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