CA585238A - Generateur de signaux a frequence sonore - Google Patents

Generateur de signaux a frequence sonore

Info

Publication number
CA585238A
CA585238A CA585238A CA585238DA CA585238A CA 585238 A CA585238 A CA 585238A CA 585238 A CA585238 A CA 585238A CA 585238D A CA585238D A CA 585238DA CA 585238 A CA585238 A CA 585238A
Authority
CA
Canada
Prior art keywords
frequency signal
signal generator
sonic frequency
sonic
generator
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
CA585238A
Other languages
English (en)
Inventor
J. Holmes Frederick
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 CA585238A publication Critical patent/CA585238A/fr
Expired legal-status Critical Current

Links

CA585238A Generateur de signaux a frequence sonore Expired CA585238A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA585238T

Publications (1)

Publication Number Publication Date
CA585238A true CA585238A (fr) 1959-10-20

Family

ID=35764690

Family Applications (1)

Application Number Title Priority Date Filing Date
CA585238A Expired CA585238A (fr) Generateur de signaux a frequence sonore

Country Status (1)

Country Link
CA (1) CA585238A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319247A (en) * 1965-03-10 1967-05-09 Zajanc Adolph Sound producing mechanism for startling birds

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319247A (en) * 1965-03-10 1967-05-09 Zajanc Adolph Sound producing mechanism for startling birds

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