BE354302A - - Google Patents

Info

Publication number: BE354302A
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.)

1927-09-20

Publication of BE354302A publication Critical patent/BE354302A/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
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

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

BE354302D 1927-09-20 BE354302A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE297390X		1927-09-20

Publications (1)

Publication Number	Publication Date
BE354302A true BE354302A (cg-RX-API-DMAC7.html)

Family

ID=20307356

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE354302D BE354302A (cg-RX-API-DMAC7.html)	1927-09-20

Country Status (4)

Country	Link
BE (1)	BE354302A (cg-RX-API-DMAC7.html)
FR (1)	FR660753A (cg-RX-API-DMAC7.html)
GB (1)	GB297390A (cg-RX-API-DMAC7.html)
NL (1)	NL25060C (cg-RX-API-DMAC7.html)

0
- NL NL25060D patent/NL25060C/xx active
- BE BE354302D patent/BE354302A/xx unknown
1928
- 1928-09-14 FR FR660753D patent/FR660753A/fr not_active Expired
- 1928-09-18 GB GB26757/28A patent/GB297390A/en not_active Expired

Also Published As

Publication number	Publication date
NL25060C (cg-RX-API-DMAC7.html)
GB297390A (en)	1929-11-28
FR660753A (fr)	1929-07-17

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