GB1301721A - - Google Patents

Info

Publication number
GB1301721A
GB1301721A GB135070A GB135070A GB1301721A GB 1301721 A GB1301721 A GB 1301721A GB 135070 A GB135070 A GB 135070A GB 135070 A GB135070 A GB 135070A GB 1301721 A GB1301721 A GB 1301721A
Authority
GB
United Kingdom
Prior art keywords
scale
calendar
scales
digit
month
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
GB135070A
Other languages
English (en)
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 filed Critical
Publication of GB1301721A publication Critical patent/GB1301721A/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
    • G09D3/04—Perpetual calendars wherein members bearing the indicia are movably mounted in the calendar

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electric Clocks (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
GB135070A 1969-01-13 1970-01-12 Expired GB1301721A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT4910169 1969-01-13
IT4912469 1969-10-25

Publications (1)

Publication Number Publication Date
GB1301721A true GB1301721A (enrdf_load_stackoverflow) 1973-01-04

Family

ID=26329368

Family Applications (1)

Application Number Title Priority Date Filing Date
GB135070A Expired GB1301721A (enrdf_load_stackoverflow) 1969-01-13 1970-01-12

Country Status (7)

Country Link
US (1) US3694943A (enrdf_load_stackoverflow)
CA (1) CA920359A (enrdf_load_stackoverflow)
CH (1) CH536009A (enrdf_load_stackoverflow)
DE (1) DE2000957A1 (enrdf_load_stackoverflow)
FR (1) FR2028200A1 (enrdf_load_stackoverflow)
GB (1) GB1301721A (enrdf_load_stackoverflow)
NL (1) NL7000465A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173021A (en) * 1985-03-28 1986-10-01 Alvi Salimul Hassan Calendar apparatus and method
GB2178560A (en) * 1985-07-08 1987-02-11 Tan Hua Yong Perpetual calendars
GB2183372A (en) * 1985-11-21 1987-06-03 Nicholas Stewart Hunt Perpetual monthly calendar

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800454A (en) * 1972-04-12 1974-04-02 P Anderson Perpetual calendar and method of determining days of week from calendar dates
FR2520139A1 (fr) * 1982-01-15 1983-07-22 Ignace Lucien Calendrier perpetuel a cycles solaires
DE3439529A1 (de) * 1984-10-29 1986-04-30 Jochen 7900 Ulm Claussen-Finks Variabler monatskalender mit wochentagsangaben
DE29914907U1 (de) 1998-10-01 2000-01-05 Vejmola, Stanislav, Praha Ewiger Kalender
US6826857B1 (en) * 2002-11-14 2004-12-07 Anders Bachmann Perpetual calendar
US7481012B1 (en) 2006-11-15 2009-01-27 William Carr Servoss Perpetual calendar system and method of use thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1611538A (en) * 1926-12-21 Perpetual calendar
US2299698A (en) * 1941-02-12 1942-10-20 Jedwabnik Calendar for pencil cases
US2421513A (en) * 1944-11-14 1947-06-03 Algot T Lofstrom Recording device, including rotatable number carrying rings
US2577259A (en) * 1949-09-23 1951-12-04 Millington John Pencil calendar
US3109251A (en) * 1961-07-03 1963-11-05 Central Coil Co Inc Mechanical mileage recorder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173021A (en) * 1985-03-28 1986-10-01 Alvi Salimul Hassan Calendar apparatus and method
GB2173021B (en) * 1985-03-28 1989-06-28 Alvi Salimul Hassan Calendar apparatus and method
GB2178560A (en) * 1985-07-08 1987-02-11 Tan Hua Yong Perpetual calendars
GB2183372A (en) * 1985-11-21 1987-06-03 Nicholas Stewart Hunt Perpetual monthly calendar

Also Published As

Publication number Publication date
NL7000465A (enrdf_load_stackoverflow) 1970-07-15
FR2028200A1 (enrdf_load_stackoverflow) 1970-10-09
DE2000957A1 (de) 1970-07-23
CA920359A (en) 1973-02-06
CH536009A (it) 1973-04-15
US3694943A (en) 1972-10-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees