CA301696A - Sound amplifying horn - Google Patents

Sound amplifying horn

Info

Publication number
CA301696A
CA301696A CA301696A CA301696DA CA301696A CA 301696 A CA301696 A CA 301696A CA 301696 A CA301696 A CA 301696A CA 301696D A CA301696D A CA 301696DA CA 301696 A CA301696 A CA 301696A
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
CA301696A
Other languages
French (fr)
Inventor
Kersten Jacob
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.)
KERSTEN RADIO EQUIPMENT
Original Assignee
KERSTEN RADIO EQUIPMENT
Publication date
Application granted granted Critical
Publication of CA301696A publication Critical patent/CA301696A/en
Expired legal-status Critical Current

Links

CA301696A Sound amplifying horn Expired CA301696A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA301696T

Publications (1)

Publication Number Publication Date
CA301696A true CA301696A (en) 1930-07-01

Family

ID=35254842

Family Applications (1)

Application Number Title Priority Date Filing Date
CA301696A Expired CA301696A (en) Sound amplifying horn

Country Status (1)

Country Link
CA (1) CA301696A (en)

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