CH53454A - Writing board - Google Patents

Writing board

Info

Publication number
CH53454A
CH53454A CH53454A CH53454DA CH53454A CH 53454 A CH53454 A CH 53454A CH 53454 A CH53454 A CH 53454A CH 53454D A CH53454D A CH 53454DA CH 53454 A CH53454 A CH 53454A
Authority
CH
Switzerland
Prior art keywords
writing board
writing
board
Prior art date
Application number
CH53454A
Other languages
German (de)
Inventor
Rudolf Moser
Original Assignee
Rudolf Moser
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 Rudolf Moser filed Critical Rudolf Moser
Publication of CH53454A publication Critical patent/CH53454A/en

Links

CH53454A 1911-10-07 1911-10-07 Writing board CH53454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH53454T 1911-10-07

Publications (1)

Publication Number Publication Date
CH53454A true CH53454A (en) 1912-02-16

Family

ID=4292014

Family Applications (1)

Application Number Title Priority Date Filing Date
CH53454A CH53454A (en) 1911-10-07 1911-10-07 Writing board

Country Status (1)

Country Link
CH (1) CH53454A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452235A (en) * 1946-03-02 1948-10-26 Milprint Inc Blackboard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452235A (en) * 1946-03-02 1948-10-26 Milprint Inc Blackboard

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