Patent
   D307436
Priority
Jun 17 1986
Filed
Dec 15 1986
Issued
Apr 24 1990
Expiry
Apr 24 2004
Assg.orig
Entity
unknown
4
10
n/a
The ornamental design for an ink ribbon cassette for electronic typewriter, as shown and described.

FIG. 1 is a front elevational view of an ink ribbon cassette for electronic typewriter showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a perspective view taken from the top, front and left side thereof.

Hasegawa, Koh, Endo, Aiko

Patent Priority Assignee Title
D319652, Jan 12 1990 Smith Corona Corporation Ribbon cassette
D342276, Apr 23 1991 ALPS Electric Co., Ltd. Ink ribbon cassette
ER126,
ER2930,
Patent Priority Assignee Title
4132485, Mar 07 1974 Qume Corporation Ink ribbon cartridge with constant tension mechanism
D265567, Sep 29 1980 SMITH CORONA CORPORATION, 65 LOCUST AVENUE, NEW CANAAN, CT 06840 A DE CORP Ribbon cartridge
D271310, Mar 10 1980 Oume Corporation Ribbon cartridge or the like
D280913, Jun 13 1983 Canon Kabushiki Kaisha Ink cartridge for printer
D281255, Jun 13 1983 Canon Kabushiki Kaisha Ink ribbon cartridge for electronic typewriter
D281330, Jun 01 1983 Canon Kabushiki Kaisha Ink ribbon cartridge for electronic typewriter
D281331, Jun 13 1983 Canon Kabushiki Kaisha Ink ribbon cassette for typewriter
D281332, Jun 13 1983 Canon Kabushiki Kaisha Ink ribbon cassette for word processor
D281333, Jun 13 1983 Canon Kabushiki Kaisha Ink cartridge for printer
D285808, Feb 14 1984 Tokyo Electric O., Ltd. Cartridge for ink ribbon
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 06 1986ENDO, AIKOCANON KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0046470570 pdf
Dec 06 1986HASEGAWA, KOHCANON KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0046470570 pdf
Dec 15 1986Canon Kabushiki Kaisha(assignment on the face of the patent)
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