FR613000A - Radiotelephone distribution system - Google Patents

Radiotelephone distribution system

Info

Publication number: FR613000A
Authority: FR; France
Prior art keywords: distribution system; radiotelephone; radiotelephone distribution; distribution
Prior art date: 1925-02-14
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

Other languages

Inventor

Edward Francis Colladay

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.)

1925-02-14

Filing date

1926-02-10

Publication date

1926-11-05

1926-02-10 Application filed filed Critical

1926-11-05 Application granted granted Critical

1926-11-05 Publication of FR613000A publication Critical patent/FR613000A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/82—Wired systems using signals not modulated onto a carrier
- H04H20/83—Wired systems using signals not modulated onto a carrier not sharing the network with any other service
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/77—Wired systems using carrier waves
- H04H20/81—Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Monitoring And Testing Of Exchanges (AREA)
Mobile Radio Communication Systems (AREA)

FR613000D 1925-02-14 1926-02-10 Radiotelephone distribution system Expired FR613000A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US9355A US1580409A (en)	1925-02-14	1925-02-14	Trunking system of radio distribution

Publications (1)

Publication Number	Publication Date
FR613000A true FR613000A (en)	1926-11-05

Family

ID=21737132

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR613000D Expired FR613000A (en)	1925-02-14	1926-02-10	Radiotelephone distribution system

Country Status (6)

Country	Link
US (1)	US1580409A (en)
BE (1)	BE332313A (en)
CH (1)	CH122696A (en)
DE (1)	DE567672C (en)
FR (1)	FR613000A (en)
GB (1)	GB247550A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3521168A (en) *	1966-03-09	1970-07-21	Edward F Kaiser	National warning system operable from central station

1925
- 1925-02-14 US US9355A patent/US1580409A/en not_active Expired - Lifetime
1926
- 1926-02-04 GB GB3240/26A patent/GB247550A/en not_active Expired
- 1926-02-10 DE DEC37842D patent/DE567672C/en not_active Expired
- 1926-02-10 FR FR613000D patent/FR613000A/en not_active Expired
- 1926-02-12 CH CH122696D patent/CH122696A/en unknown
- 1926-02-13 BE BE332313D patent/BE332313A/fr unknown

Also Published As

Publication number	Publication date
DE567672C (en)	1933-01-09
CH122696A (en)	1927-10-01
US1580409A (en)	1926-04-13
BE332313A (en)	1926-03-31
GB247550A (en)	1927-05-04

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