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GB1223736A - Perpetual yearly calendar - Google Patents

Perpetual yearly calendar

Info

Publication number
GB1223736A
GB1223736A GB4923468A GB4923468A GB1223736A GB 1223736 A GB1223736 A GB 1223736A GB 4923468 A GB4923468 A GB 4923468A GB 4923468 A GB4923468 A GB 4923468A GB 1223736 A GB1223736 A GB 1223736A
Authority
GB
United Kingdom
Prior art keywords
day
perpetual
days
card
week
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB4923468A
Inventor
Ralph William Evans
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB4923468A priority Critical patent/GB1223736A/en
Publication of GB1223736A publication Critical patent/GB1223736A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09D—RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS
    • G09D3/00—Perpetual calendars
    • G09D3/02—Perpetual calendars with interchangeable members bearing the indicia

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electric Clocks (AREA)
  • Credit Cards Or The Like (AREA)

Abstract

1,223,736. Perpetual calendars. R. W. EVANS. Oct. 10, 1969 [Oct.17, 1968], No. 49234/ 68. Heading G3T. A perpetual yearly calendar comprises a holder 1 for cards 4 each carrying at least one days/dates table for a year and means to identify each card according to whether the table or tables carried thereby is for a leap year and to what day or days of the week the table or tables begin on. The holder 1 contains seven cards each carrying a different days/date table on each face, and each card is identified by a tab projecting from its periphery. Preferably each card is associated with one day of the week, each tab bearing on one side the name of a day of the week and on the other side the day name, and the legend "Leap Year", the days/date table on the two sides of the card being for a non- leap year and a leap year, respectively.
GB4923468A 1968-10-17 1968-10-17 Perpetual yearly calendar Expired GB1223736A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4923468A GB1223736A (en) 1968-10-17 1968-10-17 Perpetual yearly calendar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4923468A GB1223736A (en) 1968-10-17 1968-10-17 Perpetual yearly calendar

Publications (1)

Publication Number Publication Date
GB1223736A true GB1223736A (en) 1971-03-03

Family

ID=10451643

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4923468A Expired GB1223736A (en) 1968-10-17 1968-10-17 Perpetual yearly calendar

Country Status (1)

Country Link
GB (1) GB1223736A (en)

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