DK17413C - Electrical Alarm, Signal and Control Apparatus. - Google Patents

Electrical Alarm, Signal and Control Apparatus.

Info

Publication number: DK17413C
Authority: DK; Denmark
Prior art keywords: signal; control apparatus; electrical alarm; alarm; electrical
Prior art date: 1913-06-09

Application number

Other languages

Inventor

Alfred Richter

Original Assignee

Alfred Richter

Publication date

1913-06-09

1913-06-09 Application granted granted Critical

1913-06-09 Publication of DK17413C publication Critical patent/DK17413C/en

DK17413D Electrical Alarm, Signal and Control Apparatus. DK17413C (en)

Application Number	Priority Date	Filing Date	Title
DK17413T

Publication Number	Publication Date
DK17413C true DK17413C (en)	1913-06-09

Application Number	Title	Priority Date	Filing Date
DK17413D DK17413C (en)			Electrical Alarm, Signal and Control Apparatus.

Country	Link
DK (1)	DK17413C (en)

Publication	Publication Date	Title
DK17413C (en)	1913-06-09	Electrical Alarm, Signal and Control Apparatus.
DK17247C (en)	1913-04-28	Alarm, Signal and Control Apparatus.
DK16970C (en)	1913-02-10	Fuse for Alarm, Signal and Control Devices.
ES55676A1 (en)	1913-07-16	Signal apparatus.
ES55638A1 (en)	1913-07-01	An announcing device.
ES59230A1 (en)	1915-02-16	An electrical alarm device called "Alert".
DK17161C (en)	1913-04-07	Contact for Alarm devices.
DK13937C (en)	1910-11-28	Door alarm device.
DK24969C (en)	1919-09-08	Alarm device.
DK32311C (en)	1923-09-24	Electrical Signal System.
DK34827C (en)	1925-08-03	Electrical Signal System.
AT67967B (en)	1915-02-25	Membrane contact device.
DK15306C (en)	1911-11-20	Signaling device.
DK14101C (en)	1911-01-16	Alarm device for Doors.
ES56466A3 (en)	1913-11-16	An announcing procedure.
DK12893C (en)	1910-01-31	Control device.
DK13487C (en)	1910-08-08	Control device.
DK33434C (en)	1924-07-07	Teledynamic Control System.
DK22778C (en)	1918-02-04	Control for electrical alarm systems.
DK15427C (en)	1911-12-27	Ringing machine for tower bells with electric operation and switch for the same.
DK14664C (en)	1911-06-12	Control.
GB191110043A (en)	1911-10-12	Telegraph Transmitters.
DK17241C (en)	1913-04-28	Folk amusement apparatus.
DK14121C (en)	1911-01-23	Alarm thermometer.
DK12555C (en)	1909-10-04	Signal device.