CH4944A - Novel blackboards - Google Patents

Novel blackboards

Info

Publication number
CH4944A
CH4944A CH4944A CH4944DA CH4944A CH 4944 A CH4944 A CH 4944A CH 4944 A CH4944 A CH 4944A CH 4944D A CH4944D A CH 4944DA CH 4944 A CH4944 A CH 4944A
Authority
CH
Switzerland
Prior art keywords
blackboards
novel
novel blackboards
Prior art date
Application number
CH4944A
Other languages
German (de)
Inventor
August-Conrad Lemcke
Original Assignee
Lemcke August Conrad
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 Lemcke August Conrad filed Critical Lemcke August Conrad
Publication of CH4944A publication Critical patent/CH4944A/en

Links

CH4944A 1892-02-29 1892-02-29 Novel blackboards CH4944A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH4944T 1892-02-29

Publications (1)

Publication Number Publication Date
CH4944A true CH4944A (en) 1892-08-31

Family

ID=4188277

Family Applications (1)

Application Number Title Priority Date Filing Date
CH4944A CH4944A (en) 1892-02-29 1892-02-29 Novel blackboards

Country Status (1)

Country Link
CH (1) CH4944A (en)

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