CH40833A - Call installation by electric horns - Google Patents

Call installation by electric horns

Info

Publication number
CH40833A
CH40833A CH40833A CH40833DA CH40833A CH 40833 A CH40833 A CH 40833A CH 40833 A CH40833 A CH 40833A CH 40833D A CH40833D A CH 40833DA CH 40833 A CH40833 A CH 40833A
Authority
CH
Switzerland
Prior art keywords
electric horns
call installation
call
horns
installation
Prior art date
Application number
CH40833A
Other languages
French (fr)
Inventor
Maurice Farquet
Original Assignee
Maurice Farquet
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 Maurice Farquet filed Critical Maurice Farquet
Publication of CH40833A publication Critical patent/CH40833A/en

Links

CH40833A 1907-05-04 1907-05-04 Call installation by electric horns CH40833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH40833T 1907-05-04

Publications (1)

Publication Number Publication Date
CH40833A true CH40833A (en) 1908-09-01

Family

ID=4269492

Family Applications (1)

Application Number Title Priority Date Filing Date
CH40833A CH40833A (en) 1907-05-04 1907-05-04 Call installation by electric horns

Country Status (1)

Country Link
CH (1) CH40833A (en)

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