CH19700A - Talking clock - Google Patents

Talking clock

Info

Publication number: CH19700A
Authority: CH; Switzerland
Prior art keywords: talking clock; talking; clock
Prior art date: 1899-06-17

Application number

CH19700A

Other languages

German (de)

Inventor

Erwin Treitschke

Original Assignee

Erwin Treitschke

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.)

1899-06-17

Filing date

1899-06-17

Publication date

1900-08-31

1899-06-17 Application filed by Erwin Treitschke filed Critical Erwin Treitschke

1900-08-31 Publication of CH19700A publication Critical patent/CH19700A/en

Links

Classifications

- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B21/00—Indicating the time by acoustic means

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

CH19700A 1899-06-17 1899-06-17 Talking clock CH19700A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH19700T		1899-06-17

Publications (1)

Publication Number	Publication Date
CH19700A true CH19700A (en)	1900-08-31

Family

ID=4222854

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH19700A CH19700A (en)	1899-06-17	1899-06-17	Talking clock

Country Status (1)

Country	Link
CH (1)	CH19700A (en)

1899
- 1899-06-17 CH CH19700A patent/CH19700A/en unknown

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