BE769818A - PERPETUAL CALENDAR - Google Patents

PERPETUAL CALENDAR

Info

Publication number
BE769818A
BE769818A BE769818A BE769818A BE769818A BE 769818 A BE769818 A BE 769818A BE 769818 A BE769818 A BE 769818A BE 769818 A BE769818 A BE 769818A BE 769818 A BE769818 A BE 769818A
Authority
BE
Belgium
Prior art keywords
perpetual calendar
perpetual
calendar
Prior art date
Application number
BE769818A
Other languages
French (fr)
Original Assignee
Euroway Di Giorgio Della Beffa
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 Euroway Di Giorgio Della Beffa filed Critical Euroway Di Giorgio Della Beffa
Publication of BE769818A publication Critical patent/BE769818A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
BE769818A 1971-02-10 1971-07-09 PERPETUAL CALENDAR BE769818A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5289671 1971-02-10

Publications (1)

Publication Number Publication Date
BE769818A true BE769818A (en) 1971-11-16

Family

ID=11278334

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769818A BE769818A (en) 1971-02-10 1971-07-09 PERPETUAL CALENDAR

Country Status (2)

Country Link
BE (1) BE769818A (en)
NL (1) NL7109517A (en)

Also Published As

Publication number Publication date
NL7109517A (en) 1972-08-14

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