BE572022A - - Google Patents

Info

Publication number: BE572022A
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.)

1957-10-28

Publication of BE572022A publication Critical patent/BE572022A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Telephone Set Structure (AREA)

BE572022D 1957-10-28 BE572022A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE836534X		1957-10-28

Publications (1)

Publication Number	Publication Date
BE572022A true BE572022A (enrdf_load_stackoverflow)

Family

ID=20354091

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE572022D BE572022A (enrdf_load_stackoverflow)	1957-10-28

Country Status (4)

Country	Link
BE (1)	BE572022A (enrdf_load_stackoverflow)
DE (1)	DE1059514B (enrdf_load_stackoverflow)
FR (1)	FR1206460A (enrdf_load_stackoverflow)
GB (1)	GB836534A (enrdf_load_stackoverflow)

0
- BE BE572022D patent/BE572022A/xx unknown
1958
- 1958-10-06 DE DET15724A patent/DE1059514B/de active Pending
- 1958-10-06 GB GB31870/58A patent/GB836534A/en not_active Expired
- 1958-10-23 FR FR1206460D patent/FR1206460A/fr not_active Expired

Also Published As

Publication number	Publication date
DE1059514B (de)	1959-06-18
FR1206460A (fr)	1960-02-10
GB836534A (en)	1960-06-01

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