BE503921A - - Google Patents

Info

Publication number: BE503921A
Authority: BE; Belgium

Application number

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.)

1950-06-14

Publication of BE503921A publication Critical patent/BE503921A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
- H04M3/493—Interactive information services, e.g. directory enquiries ; Arrangements therefor, e.g. interactive voice response [IVR] systems or voice portals
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Telephonic Communication Services (AREA)
Management, Administration, Business Operations System, And Electronic Commerce (AREA)

BE503921D 1950-06-14 BE503921A (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US177534A US2645764A (en)	1950-06-14	1950-06-14	Intelligence exchange system

Publications (1)

Publication Number	Publication Date
BE503921A true BE503921A (no)

Family

ID=22648968

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE503921D BE503921A (no)	1950-06-14

Country Status (5)

Country	Link
US (1)	US2645764A (no)
BE (1)	BE503921A (no)
DE (1)	DE908866C (no)
FR (2)	FR1048771A (no)
NL (1)	NL81154C (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2883106A (en) *	1953-08-10	1959-04-21	Teleregister Corp	Data storage and reservation system for travel accommodations
US3212059A (en) *	1955-07-29	1965-10-12	Walter G Finch	Pulse responsive drum control and readout circuit
US2910671A (en) *	1956-02-10	1959-10-27	Burroughs Corp	Memory system
US2991453A (en) *	1956-03-23	1961-07-04	Curtiss Wright Corp	Program device
IT571100A (no) *	1956-06-20
US2992294A (en) *	1956-11-05	1961-07-11	William J Ruano	Business machines
DE1106533B (de) *	1957-12-12	1961-05-10	Standard Elektrik Lorenz Ag	Elektronische Programmumschaltung
US3249919A (en) *	1960-05-10	1966-05-03	Scantlin Electronics Inc	Securities quotation apparatus
US3239812A (en) *	1961-03-08	1966-03-08	Lesser Norton	Plural order selecting system responsive to a plural digit number
US3281789A (en) *	1962-11-02	1966-10-25	Frederick P Willcox	Multiple remote interrogated information system
US3656113A (en) *	1968-11-01	1972-04-11	Umc Electronics Co	Control system for room reservation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1711041A (en) *		1929-04-30		carson
US449543A (en) *		1891-03-31		Calendar
US1331151A (en) *	1917-01-27	1920-02-17	American District Telegraph Co	Recording system and apparatus
US1716600A (en) *	1925-07-31	1929-06-11	Ernest H Rehder	Calendar
US1906646A (en) *	1930-02-20	1933-05-02	Int Communications Lab Inc	Automatic stock quotation announcing system
US1992271A (en) *	1931-09-17	1935-02-26	Bell Telephone Labor Inc	Automatic stock quotation system
US2088942A (en) *	1932-07-15	1937-08-03	North Electric Mfg Company	Quotation system
US2224244A (en) *	1933-02-17	1940-12-10	Teleregister Corp	Method of and apparatus for recording and disseminating information
US2080100A (en) *	1933-03-10	1937-05-11	Tauschek Gustav	Method and means for storing and selecting records
US2264052A (en) *	1938-09-16	1941-11-25	Teleregister Corp	Automatic quotation system
US2398067A (en) *	1941-10-23	1946-04-09	Seeburg J P Corp	Automatic phonograph

0
- BE BE503921D patent/BE503921A/xx unknown
- NL NL81154D patent/NL81154C/xx active
1950
- 1950-06-14 US US177534A patent/US2645764A/en not_active Expired - Lifetime
1951
- 1951-06-13 FR FR1048771D patent/FR1048771A/fr not_active Expired
- 1951-06-15 DE DEI4265A patent/DE908866C/de not_active Expired
1952
- 1952-07-11 FR FR64624D patent/FR64624E/fr not_active Expired

Also Published As

Publication number	Publication date
US2645764A (en)	1953-07-14
FR1048771A (fr)	1953-12-23
FR64624E (fr)	1955-11-30
DE908866C (de)	1954-04-12
NL81154C (no)

Publication	Publication Date	Title
FR954611A (no)	1950-01-04
FR955739A (no)	1950-01-19
FR955231A (no)	1950-01-11
FR954951A (no)	1950-01-06
FR954687A (no)	1950-01-04
FR954637A (no)	1950-01-04
BE503921A (no)
BE506753A (no)
BE506138A (no)
BE506077A (no)
BE504769A (no)
BE502926A (no)
BE500923A (no)
BE500666A (no)
BE499617A (no)
BE495522A (no)	1950-09-01
BE495516A (no)	1950-09-01
BE495514A (no)
BE495504A (no)
BE495485A (no)	1950-09-01
BE495456A (no)
BE495443A (no)
BE495440A (no)
BE495435A (no)
BE495415A (no)