Perpetual calendar
Prescott January 30, 1
U.S. patent number D250,959 [Application Number 05/745,522] was granted by the patent office on 1979-01-30 for perpetual calendar. Invention is credited to Wilmar L. Prescott.
| United States Patent | D250,959 |
| Prescott | January 30, 1979 |
Perpetual calendar
Claims
The ornamental design for a perpetual calendar, as shown and described.
| Inventors: | Prescott; Wilmar L. (Santa Barbara, CA) |
|---|---|
| Appl. No.: | 05/745,522 |
| Filed: | November 29, 1976 |
| Current U.S. Class: | D19/25 |
| Current International Class: | D1903 |
| Field of Search: | ;D19/20-25 ;40/107-115,120,122 ;35/36,37,38 |
References Cited [Referenced By]
U.S. Patent Documents
| D226322 | February 1973 | Wills |
| D229356 | November 1973 | Giorgio |
| 1470065 | October 1923 | Downer |
| 1216665 | Nov 1959 | FR | |||
| 17652 | Sep 1901 | GB | |||
Assistant Examiner: Word; George P.
Attorney, Agent or Firm: Brelsford; Harry W.
Description
FIG. 1 is a perspective view of a perpetual calendar showing my new design with one of the removable pegs extracted to show the configuration of the stem of the peg and the hole;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view;
FIG. 4 is a right side elevational view;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is an enlarged scale fragmentary cross-sectional view taken substantially on line 6--6 of FIG. 1; and
FIG. 7 is a rear perspective view of FIG. 1.
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