FR444229A - Trompe à diaphragme - Google Patents

Trompe à diaphragme

Info

Publication number
FR444229A
FR444229A FR444229DA FR444229A FR 444229 A FR444229 A FR 444229A FR 444229D A FR444229D A FR 444229DA FR 444229 A FR444229 A FR 444229A
Authority
FR
France
Prior art keywords
diaphragm pump
diaphragm
pump
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
English (en)
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.)
ANCIENS L GIANOLI Ets Ste
Original Assignee
ANCIENS L GIANOLI Ets Ste
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 ANCIENS L GIANOLI Ets Ste filed Critical ANCIENS L GIANOLI Ets Ste
Application granted granted Critical
Publication of FR444229A publication Critical patent/FR444229A/fr
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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR444229D 1912-05-24 1912-05-24 Trompe à diaphragme Expired FR444229A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR444229T 1912-05-24

Publications (1)

Publication Number Publication Date
FR444229A true FR444229A (fr) 1912-10-12

Family

ID=1485222

Family Applications (1)

Application Number Title Priority Date Filing Date
FR444229D Expired FR444229A (fr) 1912-05-24 1912-05-24 Trompe à diaphragme

Country Status (1)

Country Link
FR (1) FR444229A (fr)

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