CA498870A - Automatic signal system - Google Patents

Automatic signal system

Info

Publication number
CA498870A
CA498870A CA498870A CA498870DA CA498870A CA 498870 A CA498870 A CA 498870A CA 498870 A CA498870 A CA 498870A CA 498870D A CA498870D A CA 498870DA CA 498870 A CA498870 A CA 498870A
Authority
CA
Canada
Prior art keywords
signal system
automatic signal
automatic
signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA498870A
Other languages
French (fr)
Inventor
B. Buchner Robert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application granted granted Critical
Publication of CA498870A publication Critical patent/CA498870A/en
Expired legal-status Critical Current

Links

CA498870A Automatic signal system Expired CA498870A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA498870T

Publications (1)

Publication Number Publication Date
CA498870A true CA498870A (en) 1953-12-29

Family

ID=35644311

Family Applications (1)

Application Number Title Priority Date Filing Date
CA498870A Expired CA498870A (en) Automatic signal system

Country Status (1)

Country Link
CA (1) CA498870A (en)

Similar Documents

Publication Publication Date Title
CA498870A (en) Automatic signal system
CA493418A (en) Automatic toll-ticketing system
AU165784B2 (en) Automatic approach system
CA493979A (en) Anti-burglar system
CA493867A (en) Signal comparison system
CA497439A (en) Circuit-arrangement for an automatic signal system
AU1811553A (en) Automatic approach system
CA497204A (en) Altitude indicating system
CA491114A (en) Automatic tuning system
CA494727A (en) Automatic tuning system
AU165256B2 (en) Automatic radio ranging system
CA493487A (en) Signal transmission systems
CA495231A (en) Automatic telephone system
CA495008A (en) Automatic frequency control system
CA494330A (en) Radio-wire signaling system
CA490775A (en) Signaling system
AU1723353A (en) Automatic radio ranging system
AU166306B2 (en) Improvements relating to automatic systems
CA496484A (en) Pulse-discriminating system
CA490972A (en) Frequency-detector system
CA490413A (en) Receiving system for phase-keyed pulse signals
CA493589A (en) Position determining system
CA490797A (en) Position indicating system
AU157021B2 (en) Receiver for light-flash signaling system
CA493869A (en) Line finder system