Combined clipboard and calculator


FIG. 1 is a front perspective view of a combined clipboard and calculator showing my new design;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view thereof with the cover in a partially open position; and

FIG. 6 is a perspective view thereof with the writing instrument removed from the retaining sleeve.

Referenced Cited
U.S. Patent Documents
D248106 June 6, 1978 Moses
D258704 March 31, 1981 Kobayashi
D282377 January 28, 1986 Curran
D284678 July 15, 1986 Shamoon
D284976 August 5, 1986 Hung
Patent History
Patent number: D294270
Type: Grant
Filed: Mar 26, 1985
Date of Patent: Feb 16, 1988
Assignee: Dah Sun Electronics Company Limited (Kowloon)
Inventor: Danny Chan Chi Hung (Hong Kong)
Primary Examiner: George P. Word
Law Firm: Pollock, Vande Sande & Priddy
Application Number: 6/716,076