CH536009A - Multi-millennial universal calendar with sliding scales reproducing the divisions of time - Google Patents

Multi-millennial universal calendar with sliding scales reproducing the divisions of time

Info

Publication number
CH536009A
CH536009A CH62770A CH62770A CH536009A CH 536009 A CH536009 A CH 536009A CH 62770 A CH62770 A CH 62770A CH 62770 A CH62770 A CH 62770A CH 536009 A CH536009 A CH 536009A
Authority
CH
Switzerland
Prior art keywords
millennial
divisions
reproducing
time
sliding scales
Prior art date
Application number
CH62770A
Other languages
Italian (it)
Inventor
Filippo Domenico De
Original Assignee
Filippo Domenico De
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 Filippo Domenico De filed Critical Filippo Domenico De
Publication of CH536009A publication Critical patent/CH536009A/en

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
CH62770A 1969-01-13 1970-01-12 Multi-millennial universal calendar with sliding scales reproducing the divisions of time CH536009A (en)

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
CH536009A true CH536009A (en) 1973-04-15

Family

ID=26329368

Family Applications (1)

Application Number Title Priority Date Filing Date
CH62770A CH536009A (en) 1969-01-13 1970-01-12 Multi-millennial universal calendar with sliding scales reproducing the divisions of time

Country Status (7)

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

Families Citing this family (8)

* 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 (en) * 1982-01-15 1983-07-22 Ignace Lucien Perpetual solar cycle calendar - has support frame and five marked sliding scales
DE3439529A1 (en) * 1984-10-29 1986-04-30 Jochen 7900 Ulm Claussen-Finks VARIABLE MONTH CALENDAR WITH DAYS OF THE WEEK
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
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

Also Published As

Publication number Publication date
NL7000465A (en) 1970-07-15
CA920359A (en) 1973-02-06
FR2028200A1 (en) 1970-10-09
DE2000957A1 (en) 1970-07-23
US3694943A (en) 1972-10-03
GB1301721A (en) 1973-01-04

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Legal Events

Date Code Title Description
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