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FR384617A - Device for wireless telegraphy - Google Patents

Device for wireless telegraphy

Info

Publication number
FR384617A
FR384617A FR384617DA FR384617A FR 384617 A FR384617 A FR 384617A FR 384617D A FR384617D A FR 384617DA FR 384617 A FR384617 A FR 384617A
Authority
FR
France
Prior art keywords
wireless telegraphy
telegraphy
wireless
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Michel Peri
Eugene Ducretet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR384617A publication Critical patent/FR384617A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/12—Variable inductances or transformers of the signal type discontinuously variable, e.g. tapped

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR384617D 1907-12-03 1907-12-03 Device for wireless telegraphy Expired FR384617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR384617T 1907-12-03

Publications (1)

Publication Number Publication Date
FR384617A true FR384617A (en) 1908-04-15

Family

ID=1430547

Family Applications (1)

Application Number Title Priority Date Filing Date
FR384617D Expired FR384617A (en) 1907-12-03 1907-12-03 Device for wireless telegraphy

Country Status (1)

Country Link
FR (1) FR384617A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954804C (en) * 1953-02-20 1956-12-20 Int Standard Electric Corp Short wave transformer
DE1217467B (en) * 1954-12-13 1966-05-26 Shiro Sasaki Transmitter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954804C (en) * 1953-02-20 1956-12-20 Int Standard Electric Corp Short wave transformer
DE1217467B (en) * 1954-12-13 1966-05-26 Shiro Sasaki Transmitter

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