CA31112A - Signal accoustique - Google Patents

Signal accoustique

Info

Publication number
CA31112A
CA31112A CA000031112A CA31112DA CA31112A CA 31112 A CA31112 A CA 31112A CA 000031112 A CA000031112 A CA 000031112A CA 31112D A CA31112D A CA 31112DA CA 31112 A CA31112 A CA 31112A
Authority
CA
Canada
Prior art keywords
audible signal
audible
signal
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
CA000031112A
Other languages
English (en)
Inventor
John Speirs
Gamaliel R. Christie
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
Publication date
Application granted granted Critical
Publication of CA31112A publication Critical patent/CA31112A/fr
Expired legal-status Critical Current

Links

CA000031112A Signal accoustique Expired CA31112A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA31112T

Publications (1)

Publication Number Publication Date
CA31112A true CA31112A (fr) 1889-04-11

Family

ID=45147652

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000031112A Expired CA31112A (fr) Signal accoustique

Country Status (1)

Country Link
CA (1) CA31112A (fr)

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