CH78430A - Roller eraser - Google Patents

Roller eraser

Info

Publication number
CH78430A
CH78430A CH78430A CH78430DA CH78430A CH 78430 A CH78430 A CH 78430A CH 78430 A CH78430 A CH 78430A CH 78430D A CH78430D A CH 78430DA CH 78430 A CH78430 A CH 78430A
Authority
CH
Switzerland
Prior art keywords
eraser
roller
roller eraser
Prior art date
Application number
CH78430A
Other languages
German (de)
Inventor
Jules Dreher-Debre
Adolf Knapp-Stich
Original Assignee
Dreher Debre Jules
Knapp Stich Adolf
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 Dreher Debre Jules, Knapp Stich Adolf filed Critical Dreher Debre Jules
Publication of CH78430A publication Critical patent/CH78430A/en

Links

CH78430A 1918-03-23 1918-03-23 Roller eraser CH78430A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH78430T 1918-03-23

Publications (1)

Publication Number Publication Date
CH78430A true CH78430A (en) 1918-10-16

Family

ID=4331234

Family Applications (1)

Application Number Title Priority Date Filing Date
CH78430A CH78430A (en) 1918-03-23 1918-03-23 Roller eraser

Country Status (1)

Country Link
CH (1) CH78430A (en)

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