CA251340A - Acoustic horn - Google Patents

Acoustic horn

Info

Publication number
CA251340A
CA251340A CA251340A CA251340DA CA251340A CA 251340 A CA251340 A CA 251340A CA 251340 A CA251340 A CA 251340A CA 251340D A CA251340D A CA 251340DA CA 251340 A CA251340 A CA 251340A
Authority
CA
Canada
Prior art keywords
acoustic horn
horn
acoustic
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
CA251340A
Other languages
French (fr)
Inventor
Abraham Max
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 CA251340A publication Critical patent/CA251340A/en
Expired legal-status Critical Current

Links

CA251340A Acoustic horn Expired CA251340A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA251340T

Publications (1)

Publication Number Publication Date
CA251340A true CA251340A (en) 1925-07-07

Family

ID=35158314

Family Applications (1)

Application Number Title Priority Date Filing Date
CA251340A Expired CA251340A (en) Acoustic horn

Country Status (1)

Country Link
CA (1) CA251340A (en)

Similar Documents

Publication Publication Date Title
CA250938A (en) Acoustic horn
CA251340A (en) Acoustic horn
CA251497A (en) Acoustic horn
CA259578A (en) Sound horn
CA252019A (en) Sound resonator
CA272017A (en) Acoustic horn
CA272484A (en) Acoustic horn
CA250204A (en) Sound producing device
CA247148A (en) Acoustic device
CA248179A (en) Acoustic device
CA252388A (en) Acoustic device
CA250599A (en) Sound device
AU2226225A (en) Mounting for acoustic horns
CA258045A (en) Horn
CA264109A (en) Horn
CA250764A (en) Microphone
CA250765A (en) Microphone
CA254908A (en) Microphone
CA254713A (en) Electric sound producing horn
CA248451A (en) Sound record
CA248297A (en) Loud speaker
CA249570A (en) Loud speaker
CA237910A (en) Amplifying horn
CA247413A (en) Sound recording process
CA248881A (en) Acoustic wave filter