CH27462A - Automatic device for making acoustic signals on railway lines - Google Patents

Automatic device for making acoustic signals on railway lines

Info

Publication number: CH27462A
Authority: CH; Switzerland
Prior art keywords: acoustic signals; automatic device; railway lines; making acoustic; making
Prior art date: 1902-10-31

Application number

CH27462A

Other languages

French (fr)

Inventor

Enrico Coen-Cagli

Original Assignee

Coen Cagli Enrico

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.)

1902-10-31

Filing date

1902-10-31

Publication date

1904-01-31

1902-10-31 Application filed by Coen Cagli Enrico filed Critical Coen Cagli Enrico

1904-01-31 Publication of CH27462A publication Critical patent/CH27462A/en

Links

CH27462A 1902-10-31 1902-10-31 Automatic device for making acoustic signals on railway lines CH27462A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH27462T		1902-10-31

Publications (1)

Publication Number	Publication Date
CH27462A true CH27462A (en)	1904-01-31

Family

ID=4240663

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH27462A CH27462A (en)	1902-10-31	1902-10-31	Automatic device for making acoustic signals on railway lines

Country Status (1)

Country	Link
CH (1)	CH27462A (en)

1902
- 1902-10-31 CH CH27462A patent/CH27462A/en unknown

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