FR10254E - Method and apparatus for transmitting signals underwater - Google Patents

Method and apparatus for transmitting signals underwater

Info

Publication number
FR10254E
FR10254E FR10254DA FR10254E FR 10254 E FR10254 E FR 10254E FR 10254D A FR10254D A FR 10254DA FR 10254 E FR10254 E FR 10254E
Authority
FR
France
Prior art keywords
transmitting signals
signals underwater
underwater
transmitting
signals
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
Robert Nirenberg
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 FR10254E publication Critical patent/FR10254E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K7/00—Sirens

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR10254D 1907-07-17 1908-12-24 Method and apparatus for transmitting signals underwater Expired FR10254E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR379968T 1907-07-17
FR10254T 1908-12-24

Publications (1)

Publication Number Publication Date
FR10254E true FR10254E (en) 1909-06-09

Family

ID=1352720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR10254D Expired FR10254E (en) 1907-07-17 1908-12-24 Method and apparatus for transmitting signals underwater

Country Status (1)

Country Link
FR (1) FR10254E (en)

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