Card – picture – or sign exhibiting – Calendars – Rotatable
Patent
1974-04-11
1977-06-28
Chamblee, Hugh R.
Card, picture, or sign exhibiting
Calendars
Rotatable
58125C, G09D 306
Patent
active
040316424
ABSTRACT:
An automatic calendar is provided which permits a regular change in the display from the end of the month to the first day of the next month to be achieved without requiring adjustment over a prolonged period of time, by employing a unique arrangement of numerals providing a display of date. The calendar comprises a unit's day display member having an indication of numerals in the sequence of 0, 1, 1, 2, 3, 4, 5, 6, 7, 8 and 9 at an equal interval, and a tens' day display member having an indication of numerals in the sequence of 0, 1, 1, 2, 2 and 3 or a repeated sequence thereof.
REFERENCES:
patent: 1282992 (1918-10-01), Vicik, Jr.
patent: 2343969 (1944-03-01), Forbes
patent: 2636339 (1953-04-01), Holzner
patent: 3177645 (1965-04-01), Devanney
patent: 3274717 (1966-09-01), Herr
patent: 3681913 (1972-08-01), Solari
Aoki Motomu
Ishikawa Akira
Aoki Motomu
Chamblee Hugh R.
Wolff John H.
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