CH35111A - School blackboard with frame - Google Patents

School blackboard with frame

Info

Publication number
CH35111A
CH35111A CH35111A CH35111DA CH35111A CH 35111 A CH35111 A CH 35111A CH 35111 A CH35111 A CH 35111A CH 35111D A CH35111D A CH 35111DA CH 35111 A CH35111 A CH 35111A
Authority
CH
Switzerland
Prior art keywords
frame
school blackboard
blackboard
school
Prior art date
Application number
CH35111A
Other languages
German (de)
Inventor
Heinrich Mauer
Heinrich Weidinger
Original Assignee
Heinrich Mauer
Heinrich Weidinger
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 Heinrich Mauer, Heinrich Weidinger filed Critical Heinrich Mauer
Publication of CH35111A publication Critical patent/CH35111A/en

Links

CH35111A 1905-11-21 1905-11-21 School blackboard with frame CH35111A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH35111T 1905-11-21

Publications (1)

Publication Number Publication Date
CH35111A true CH35111A (en) 1906-07-15

Family

ID=4257552

Family Applications (1)

Application Number Title Priority Date Filing Date
CH35111A CH35111A (en) 1905-11-21 1905-11-21 School blackboard with frame

Country Status (1)

Country Link
CH (1) CH35111A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1155891B (en) * 1958-05-07 1963-10-17 Iacre Rossiia E Rossi & Ses Fi Multi-part blackboard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1155891B (en) * 1958-05-07 1963-10-17 Iacre Rossiia E Rossi & Ses Fi Multi-part blackboard

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