NL64785C - - Google Patents

Info

Publication number: NL64785C
Authority: NL; Netherlands

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.)

1943-02-13

Publication of NL64785C publication Critical patent/NL64785C/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Interface Circuits In Exchanges (AREA)

NL64785D 1943-02-13 NL64785C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB2401/43A GB563504A (en)	1943-02-13	1943-02-13	Improvements in telephone or like systems

Publications (1)

Publication Number	Publication Date
NL64785C true NL64785C (enrdf_load_html_response)

Family

ID=9738900

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL64785D NL64785C (enrdf_load_html_response)	1943-02-13

Country Status (4)

Country	Link
US (1)	US2383541A (enrdf_load_html_response)
FR (1)	FR932910A (enrdf_load_html_response)
GB (1)	GB563504A (enrdf_load_html_response)
NL (1)	NL64785C (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE467392A (enrdf_load_html_response) *	1944-05-05
US2594719A (en) *	1945-05-19	1952-04-29	Automatic Elect Lab	Voice-frequency telephone signaling system
US2468299A (en) *	1945-07-07	1949-04-26	Bell Telephone Labor Inc	Supervisory signaling in telephone or like switching systems
US2557388A (en) *	1947-05-28	1951-06-19	Automatic Elect Lab	Automatic telephone system employing finder switches for connecting calling lines tonumerical switches
US2655652A (en) *	1948-06-28	1953-10-13	John H Homrighous	Multiplex time division telephone systems

0
- NL NL64785D patent/NL64785C/xx active
1943
- 1943-02-13 GB GB2401/43A patent/GB563504A/en not_active Expired
- 1943-12-31 US US516322A patent/US2383541A/en not_active Expired - Lifetime
1946
- 1946-08-27 FR FR932910D patent/FR932910A/fr not_active Expired

Also Published As

Publication number	Publication date
FR932910A (fr)	1948-04-06
US2383541A (en)	1945-08-28
GB563504A (en)	1944-08-17

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