Patent
   D277681
Priority
Mar 24 1982
Filed
Mar 24 1982
Issued
Feb 19 1985
Expiry
Feb 19 1999
Assg.orig
Entity
unknown
10
3
n/a
The ornamental design for a calculator, as shown and described.

FIG. 1 is a top plan view of a calculator showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a right side elevational view thereof with the leg extended; and

FIG. 7 is a front elevational view thereof with the leg extended.

Ishida, Katsuhiro

Patent Priority Assignee Title
D289903, Jan 18 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
D290372, Oct 22 1984 Sharp Kabushiki Kaisha Electronic calculator
D290373, Jul 18 1984 Sharp Corporation Electronic calculator
D294368, Apr 04 1985 Canon Kabushiki Kaisha Desk-top electronic calculator
D294504, Apr 04 1985 Canon Kabushiki Kaisha Desk-top electronic calculator
D297949, Nov 15 1985 Sharp Corporation Electronic calculator
D297950, Dec 02 1985 Sharp Corporation Electronic calculator
D303981, Mar 14 1986 Canon Kabushiki Kaisha Dest-top electronic calculator
D319252, Oct 07 1988 Sharp Corporation Electronic calculator with solar cell
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
D247522, Jun 18 1976 TRIUMPH-ADLER AKTIENGESELLSLCHAFT FUR BURO-UND INFORMATIONSTECHNIK Electronic pocket calculator
D257045, Jun 23 1978 Sharp Kabushiki Kaisha Electronic calculating machine
D258892, Jul 18 1978 Sharp Corporation Electronic calculating machine
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 17 1982ISHIDA, KATSUHIROSharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0039890342 pdf
Mar 24 1982Sharp Corporation(assignment on the face of the patent)
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