Patent
   D284387
Priority
May 20 1983
Filed
Aug 03 1983
Issued
Jun 24 1986
Expiry
Jun 24 2000
Assg.orig
Entity
unknown
8
11
n/a
The ornamental design for a combined ruler, clock and solar cell calculator, as shown and described.

FIG. 1 is a top plan view of a combined ruler, clock and solar cell calculator, showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof, the rear being substantially a mirror image thereto;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a left end elevational view thereof.

Li, Robert S. K.

Patent Priority Assignee Title
D343187, Apr 17 1992 FRANKLIN QUEST, CO , A CORP OF UTAH Calculator
D345757, Apr 17 1992 FRANKLIN QUEST, CO A CORP OF UT Combination calculator and clock
D398250, Oct 20 1997 Crayola LLC Ruler and drawing stencil
D398864, Oct 20 1997 Crayola LLC Ruler and drawing template
D398865, Oct 20 1997 Crayola LLC Protractor and drawing template
D438235, Jul 10 2000 Limax Electronics Co., Ltd. Calculator
D449004, Mar 14 2001 Self opening calculator clock
D459383, Mar 14 2001 Self opening calculator clock
Patent Priority Assignee Title
1334145,
4158229, Jun 24 1977 Electronic rule for precise distance measurement and distance setting
4282571, Jan 22 1979 Electronic distance measurement and displaying apparatus
4382280, Dec 30 1980 ADVANCED HANDICAPPING TECHNOLOGY, INC Electronic horse race analyzer
4404643, Feb 27 1980 Hosiden Electronics Co. Portable electronic calculator with a writing instrument
4530068, Jun 13 1980 Sharp Kabushiki Kaisha Electronic hand-held memory device
201300,
D248995, Dec 29 1976 Sharp Kabushiki Kaisha Electronic calculating machine
D258740, Oct 08 1977 Casio Computer Co., Ltd. Electronic desk top calculator
D271025, Jul 19 1982 RJP Electronics Limited Combined ruler and electronic calculator
D279381, Jan 19 1983 Cal-Comp Electronice, Inc. Calculator ruler or similar article
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