Patent
   D251271
Priority
Mar 07 1977
Filed
Sep 06 1977
Issued
Mar 06 1979
Expiry
Mar 06 1993
Assg.orig
Entity
unknown
20
3
n/a
The ornamental design for an electronic calculating machine, as shown and described.

FIG. 1 is a perspective view of the electronic calculating machine showing my new design;

FIG. 2 is a plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is right side elevational view thereof;

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

FIG. 7 is a bottom view thereof.

Kobayashi, Yoshiaki

Patent Priority Assignee Title
D258891, Jul 25 1978 CHEMICAL BANK, AS COLLATERAL AGENT Electronic calculating machine
D263602, Sep 29 1979 Canon Kabushiki Kaisha Desk-top electronic calculator
D263853, Sep 12 1979 Sharp Corporation Electronic translator
D263967, Aug 31 1979 Canon Kabushiki Kaisha Desk top electronic calculator
D269356, Mar 20 1981 Canon Kabushiki Kaisha Desk top electronic calculator
D269624, Mar 27 1981 Sharp Corporation Electronic calculator
D273201, Jul 03 1981 Sharp Corporation Electronic calculator
D273302, Jun 26 1981 Sharp Corporation Electronic calculator
D273304, Aug 25 1981 Sharp Corporation Electronic calculator
D273305, Oct 23 1981 Sharp Corporation Electronic calculator
D287139, Nov 04 1983 Sharp Corporation Calculator
D303112, Aug 20 1986 Universal Data Incorporated Portable hand held data entry terminal
D304175, May 29 1986 Sharp Kabushiki Kaisha Input/output terminal
D304718, May 29 1986 SHARP KABUSHIKI KAISHA TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH , A CORP OF JAPAN Input/output device for electronic memo
D892208, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
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D902301, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
3996428, Mar 17 1975 SIEMENS CORPORATE RESEARCH AND SUPPORT, INC , Pushbutton keyboard assembly with over center diaphragm contact
229065,
238951,
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Sep 06 1977Sharp Corporation(assignment on the face of the patent)
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