GB144537A - Improvements in or relating to date indicators - Google Patents

Improvements in or relating to date indicators

Info

Publication number
GB144537A
GB144537A GB2502519A GB2502519A GB144537A GB 144537 A GB144537 A GB 144537A GB 2502519 A GB2502519 A GB 2502519A GB 2502519 A GB2502519 A GB 2502519A GB 144537 A GB144537 A GB 144537A
Authority
GB
United Kingdom
Prior art keywords
date
month
relating
teichtner
books
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
GB2502519A
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.)
LEO TEICHTNER
Original Assignee
LEO TEICHTNER
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 LEO TEICHTNER filed Critical LEO TEICHTNER
Priority to GB2502519A priority Critical patent/GB144537A/en
Publication of GB144537A publication Critical patent/GB144537A/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)
  • Sheet Holders (AREA)

Abstract

144,537. Teichtner, C., and Teichtner, L. Oct. 13, 1919. Date indicators. - Gomprises a folding cover a, Fig. 1, or a support g, Fig. 5, and a number of books h<1>, h<2>, h<3>, on the leaves of which are marked the date designations, namely, the days of the month, the names of the month, and the days of the week. As shown in Fig. 1, the date is displayed through apertures b<1>, b<2>, and b<3> when the cover a is closed and secured by a fastening. As shown in Fig. 5, the open leaves of the books are held in position by the flaps k<1>, k<2>, and k<3> of the support g. In a modification of the arrangement shown in Fig. 1, only two apertures are provided to display the day and the number of the month.
GB2502519A 1919-10-13 1919-10-13 Improvements in or relating to date indicators Expired GB144537A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2502519A GB144537A (en) 1919-10-13 1919-10-13 Improvements in or relating to date indicators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2502519A GB144537A (en) 1919-10-13 1919-10-13 Improvements in or relating to date indicators

Publications (1)

Publication Number Publication Date
GB144537A true GB144537A (en) 1920-06-17

Family

ID=10220989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2502519A Expired GB144537A (en) 1919-10-13 1919-10-13 Improvements in or relating to date indicators

Country Status (1)

Country Link
GB (1) GB144537A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387521A (en) * 1981-07-21 1983-06-14 Wilhelm Donald C Alpha numeric character arrangement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387521A (en) * 1981-07-21 1983-06-14 Wilhelm Donald C Alpha numeric character arrangement

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