CA276783A - Acoustic transformer - Google Patents

Acoustic transformer

Info

Publication number
CA276783A
CA276783A CA276783A CA276783DA CA276783A CA 276783 A CA276783 A CA 276783A CA 276783 A CA276783 A CA 276783A CA 276783D A CA276783D A CA 276783DA CA 276783 A CA276783 A CA 276783A
Authority
CA
Canada
Prior art keywords
acoustic transformer
acoustic
transformer
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
CA276783A
Other languages
French (fr)
Inventor
A. Robbins Percy
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 CA276783A publication Critical patent/CA276783A/en
Expired legal-status Critical Current

Links

CA276783A Acoustic transformer Expired CA276783A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA276783T

Publications (1)

Publication Number Publication Date
CA276783A true CA276783A (en) 1928-01-03

Family

ID=35209874

Family Applications (1)

Application Number Title Priority Date Filing Date
CA276783A Expired CA276783A (en) Acoustic transformer

Country Status (1)

Country Link
CA (1) CA276783A (en)

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