CA203077A - Detecteur des sons - Google Patents

Detecteur des sons

Info

Publication number
CA203077A
CA203077A CA203077A CA203077DA CA203077A CA 203077 A CA203077 A CA 203077A CA 203077 A CA203077 A CA 203077A CA 203077D A CA203077D A CA 203077DA CA 203077 A CA203077 A CA 203077A
Authority
CA
Canada
Prior art keywords
detecting device
sound detecting
sound
detecting
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
CA203077A
Other languages
English (en)
Inventor
Langmuir Irving
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA203077A publication Critical patent/CA203077A/fr
Expired legal-status Critical Current

Links

CA203077A Detecteur des sons Expired CA203077A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA203077T

Publications (1)

Publication Number Publication Date
CA203077A true CA203077A (fr) 1920-08-17

Family

ID=35077513

Family Applications (1)

Application Number Title Priority Date Filing Date
CA203077A Expired CA203077A (fr) Detecteur des sons

Country Status (1)

Country Link
CA (1) CA203077A (fr)

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