FR518526A - Membrane for submarine signal transmitters - Google Patents

Membrane for submarine signal transmitters

Info

Publication number
FR518526A
FR518526A FR518526A FR518526DA FR518526A FR 518526 A FR518526 A FR 518526A FR 518526 A FR518526 A FR 518526A FR 518526D A FR518526D A FR 518526DA FR 518526 A FR518526 A FR 518526A
Authority
FR
France
Prior art keywords
membrane
signal transmitters
submarine signal
submarine
transmitters
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
FR518526A
Other languages
French (fr)
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.)
Atlas Werke AG
Original Assignee
Atlas Werke AG
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 Atlas Werke AG filed Critical Atlas Werke AG
Application granted granted Critical
Publication of FR518526A publication Critical patent/FR518526A/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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR518526A 1918-07-20 1920-07-01 Membrane for submarine signal transmitters Expired FR518526A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE518526X 1918-07-20

Publications (1)

Publication Number Publication Date
FR518526A true FR518526A (en) 1921-05-27

Family

ID=6550039

Family Applications (1)

Application Number Title Priority Date Filing Date
FR518526A Expired FR518526A (en) 1918-07-20 1920-07-01 Membrane for submarine signal transmitters

Country Status (1)

Country Link
FR (1) FR518526A (en)

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