BE435549A - - Google Patents

Info

Publication number: BE435549A
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.)

1938-07-20

Publication of BE435549A publication Critical patent/BE435549A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
- H04Q1/34—Impulse regenerators with mechanical or other non-electrical marking arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Transmission Devices (AREA)
Structure Of Telephone Exchanges (AREA)

BE435549D 1938-07-20 BE435549A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB21485/38A GB513811A (en)	1938-07-20	1938-07-20	Improvements in impulse registering devices of the type used in telephone systems

Publications (1)

Publication Number	Publication Date
BE435549A true BE435549A (enrdf_load_stackoverflow)

Family

ID=27772852

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE435549D BE435549A (enrdf_load_stackoverflow)	1938-07-20

Country Status (3)

Country	Link
US (1)	US2256869A (enrdf_load_stackoverflow)
BE (1)	BE435549A (enrdf_load_stackoverflow)
GB (1)	GB513811A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2624785A (en) *	1949-07-19	1953-01-06	Kellogg Switchboard & Supply	Counting and registering relay circuit

0
- BE BE435549D patent/BE435549A/xx unknown
1938
- 1938-07-20 GB GB21485/38A patent/GB513811A/en not_active Expired
1939
- 1939-07-19 US US285392A patent/US2256869A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB513811A (en)	1939-10-23
US2256869A (en)	1941-09-23

Similar Documents

Publication	Publication Date	Title
JPS412966B1 (enrdf_load_stackoverflow)	1966-02-23
BE427511A (enrdf_load_stackoverflow)
BE426736A (enrdf_load_stackoverflow)
NL64738C (enrdf_load_stackoverflow)	1949-11-15
NL63048C (enrdf_load_stackoverflow)
NL56056C (enrdf_load_stackoverflow)
NL51671C (enrdf_load_stackoverflow)
NL50256C (enrdf_load_stackoverflow)
BE448549A (enrdf_load_stackoverflow)	1943-01-30
BE435372A (enrdf_load_stackoverflow)
BE433813A (enrdf_load_stackoverflow)
BE131681A (enrdf_load_stackoverflow)
BE414985A (enrdf_load_stackoverflow)
BE420003A (enrdf_load_stackoverflow)
BE420642A (enrdf_load_stackoverflow)
BE422629A (enrdf_load_stackoverflow)
BE423383A (enrdf_load_stackoverflow)
BE423866A (enrdf_load_stackoverflow)
BE425656A (enrdf_load_stackoverflow)
BE425826A (enrdf_load_stackoverflow)	1938-02-28
BE425884A (enrdf_load_stackoverflow)
BE425911A (enrdf_load_stackoverflow)
BE426294A (enrdf_load_stackoverflow)
BE426318A (enrdf_load_stackoverflow)
BE426319A (enrdf_load_stackoverflow)