CA297837A - Sound amplifying horn - Google Patents

Sound amplifying horn

Info

Publication number
CA297837A
CA297837A CA297837A CA297837DA CA297837A CA 297837 A CA297837 A CA 297837A CA 297837 A CA297837 A CA 297837A CA 297837D A CA297837D A CA 297837DA CA 297837 A CA297837 A CA 297837A
Authority
CA
Canada
Prior art keywords
sound amplifying
amplifying horn
horn
sound
amplifying
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
CA297837A
Other languages
French (fr)
Inventor
B. Hawley Jesse
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.)
NEWCOMBE-HAWLEY
UNITED REPRODUCERS Corp
Original Assignee
NEWCOMBE-HAWLEY
UNITED REPRODUCERS Corp
Publication date
Application granted granted Critical
Publication of CA297837A publication Critical patent/CA297837A/en
Expired legal-status Critical Current

Links

CA297837A Sound amplifying horn Expired CA297837A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA297837T

Publications (1)

Publication Number Publication Date
CA297837A true CA297837A (en) 1930-02-25

Family

ID=35235157

Family Applications (1)

Application Number Title Priority Date Filing Date
CA297837A Expired CA297837A (en) Sound amplifying horn

Country Status (1)

Country Link
CA (1) CA297837A (en)

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