Patent
   D258740
Priority
Oct 08 1977
Filed
May 24 1978
Issued
Mar 31 1981
Expiry
Mar 31 1995
Assg.orig
Entity
unknown
18
3
n/a
The ornamental design for electronic desk top calculator, substantially as shown and described.

FIG. 1 is a perspective view of an electronic desk top calculator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right elevational side view thereof;

FIG. 7 is a left side elevational view thereof; and

FIG. 8 is a perspective view of an electronic desk top calculator showing a second embodiment of my new design;

FIG. 9 is a perspective view of an electronic desk top calculator showing a third embodiment of my new design;

FIG. 10 is a perspective view of an electronic desk top calculator showing a fourth embodiment of my new design; and

FIG. 11 is a perspective view of an electronic desk top calculator showing a fifth embodiment of my new design.

The embodiment of FIGS. 8-11 have similar bottom plan views to that of the first embodiment, as shown in FIG. 3.

Matsumoto, Hidero

Patent Priority Assignee Title
D273200, Jul 03 1981 Sharp Corporation Electronic calculator with solar batteries
D273307, Dec 26 1981 Sharp Corporation Electronic calculator
D280530, Sep 01 1982 Canon Kabushiki Kaisha Electronic studying machine
D281171, Dec 26 1981 Sharp Corporation Electronic calculator
D284199, May 20 1983 Combined ruler, clock and calculator
D284387, May 20 1983 Combined ruler, clock and solar cell calculator
D290019, Dec 28 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
D298623, Sep 18 1985 Sharp Corporation Pocket computer
D299464, Nov 28 1985 Sharp Kabushiki Kaisha (Sharp Corporation) Pocket computer
D303540, Jul 10 1986 Electronic calculator
D303807, Jan 27 1986 SHARP KABUSHIKI KAISHA TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH , OSAKA, JAPAN A CORP OF JAPAN Electronic calculator with memo
D304730, Apr 08 1987 Casio Computer Co., Ltd. Combined radio recevier and calculator
D308638, Apr 24 1987 Seiko Instruments Inc Card watch
D308883, Jun 09 1987 Sharp Corporation Electronic calculator with memorandum function
D314004, Apr 20 1987 Casio Computer Co., Ltd. Electronic calculator
D314206, Dec 26 1986 Casio Computer Co., Ltd. Electronic calculator
D376144, Sep 26 1995 Multiple memory bank digital message recorder
D894186, Dec 05 2018 Pro-Boards, LLC Keyboard
Patent Priority Assignee Title
227671,
D246205, Sep 16 1975 Combined wallet and calculator
D248995, Dec 29 1976 Sharp Kabushiki Kaisha Electronic calculating machine
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 24 1978Casio Computer Co., Ltd.(assignment on the face of the patent)
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