FR2205248A5 - - Google Patents

Info

Publication number
FR2205248A5
FR2205248A5 FR7238789A FR7238789A FR2205248A5 FR 2205248 A5 FR2205248 A5 FR 2205248A5 FR 7238789 A FR7238789 A FR 7238789A FR 7238789 A FR7238789 A FR 7238789A FR 2205248 A5 FR2205248 A5 FR 2205248A5
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
FR7238789A
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.)
ALEXANDRE PIERRE FR
Original Assignee
ALEXANDRE PIERRE FR
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 ALEXANDRE PIERRE FR filed Critical ALEXANDRE PIERRE FR
Priority to FR7238789A priority Critical patent/FR2205248A5/fr
Application granted granted Critical
Publication of FR2205248A5 publication Critical patent/FR2205248A5/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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/1752—Masking

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR7238789A 1972-11-02 1972-11-02 Expired FR2205248A5 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7238789A FR2205248A5 (es) 1972-11-02 1972-11-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7238789A FR2205248A5 (es) 1972-11-02 1972-11-02

Publications (1)

Publication Number Publication Date
FR2205248A5 true FR2205248A5 (es) 1974-05-24

Family

ID=9106533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7238789A Expired FR2205248A5 (es) 1972-11-02 1972-11-02

Country Status (1)

Country Link
FR (1) FR2205248A5 (es)

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Legal Events

Date Code Title Description
ST Notification of lapse