Combined clipboard and calculator
Chan Chi Hung February 16, 1
U.S. patent number D294,270 [Application Number 06/716,076] was granted by the patent office on 1988-02-16 for combined clipboard and calculator. This patent grant is currently assigned to Dah Sun Electronics Company Limited. Invention is credited to Danny Chan Chi Hung.
| United States Patent | D294,270 |
| Chan Chi Hung | February 16, 1988 |
Combined clipboard and calculator
Claims
The ornamental design for a combined clipboard and calculator, as shown and described.
| Inventors: | Chan Chi Hung; Danny (Hong Kong, HK) |
|---|---|
| Assignee: | Dah Sun Electronics Company
Limited (Kowloon, HK) |
| Appl. No.: | 06/716,076 |
| Filed: | March 26, 1985 |
Foreign Application Priority Data
| Dec 5, 1984 [GB] | 1023724 | |||
| Current U.S. Class: | D19/88; D18/2; D19/26 |
| Field of Search: | ;D19/26-27,88,65 ;D18/2,6-8,11,12 ;D8/395 ;24/67.1-67.11 ;281/15B ;364/706-710 |
References Cited [Referenced By]
U.S. Patent Documents
| D248106 | June 1978 | Moses |
| D258704 | March 1981 | Kobayashi |
| D282377 | January 1986 | Curran |
| D284678 | July 1986 | Shamoon |
| D284976 | August 1986 | Hung |
Attorney, Agent or Firm: Pollock, Vande Sande & Priddy
Description
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.
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