FR2168872B1 - - Google Patents

Info

Publication number
FR2168872B1
FR2168872B1 FR7202312A FR7202312A FR2168872B1 FR 2168872 B1 FR2168872 B1 FR 2168872B1 FR 7202312 A FR7202312 A FR 7202312A FR 7202312 A FR7202312 A FR 7202312A FR 2168872 B1 FR2168872 B1 FR 2168872B1
Authority
FR
France
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
FR7202312A
Other languages
French (fr)
Other versions
FR2168872A1 (https=
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
Priority to FR7202312A priority Critical patent/FR2168872B1/fr
Publication of FR2168872A1 publication Critical patent/FR2168872A1/fr
Application granted granted Critical
Publication of FR2168872B1 publication Critical patent/FR2168872B1/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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR7202312A 1972-01-25 1972-01-25 Expired FR2168872B1 (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7202312A FR2168872B1 (https=) 1972-01-25 1972-01-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7202312A FR2168872B1 (https=) 1972-01-25 1972-01-25

Publications (2)

Publication Number Publication Date
FR2168872A1 FR2168872A1 (https=) 1973-09-07
FR2168872B1 true FR2168872B1 (https=) 1974-01-04

Family

ID=9092373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7202312A Expired FR2168872B1 (https=) 1972-01-25 1972-01-25

Country Status (1)

Country Link
FR (1) FR2168872B1 (https=)

Also Published As

Publication number Publication date
FR2168872A1 (https=) 1973-09-07

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Legal Events

Date Code Title Description
ST Notification of lapse