GB188916A - Improvements in recording or reproducing sound boxes for talking machines - Google Patents

Improvements in recording or reproducing sound boxes for talking machines

Info

Publication number
GB188916A
GB188916A GB2833721A GB2833721A GB188916A GB 188916 A GB188916 A GB 188916A GB 2833721 A GB2833721 A GB 2833721A GB 2833721 A GB2833721 A GB 2833721A GB 188916 A GB188916 A GB 188916A
Authority
GB
United Kingdom
Prior art keywords
recording
reproducing sound
sound boxes
talking machines
talking
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
GB2833721A
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.)
JULIUS ARTHUR BROWN
Original Assignee
JULIUS ARTHUR BROWN
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JULIUS ARTHUR BROWN filed Critical JULIUS ARTHUR BROWN
Priority to GB2833721A priority Critical patent/GB188916A/en
Publication of GB188916A publication Critical patent/GB188916A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
GB2833721A 1921-10-25 1921-10-25 Improvements in recording or reproducing sound boxes for talking machines Expired GB188916A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2833721A GB188916A (en) 1921-10-25 1921-10-25 Improvements in recording or reproducing sound boxes for talking machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2833721A GB188916A (en) 1921-10-25 1921-10-25 Improvements in recording or reproducing sound boxes for talking machines

Publications (1)

Publication Number Publication Date
GB188916A true GB188916A (en) 1922-11-23

Family

ID=10274062

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2833721A Expired GB188916A (en) 1921-10-25 1921-10-25 Improvements in recording or reproducing sound boxes for talking machines

Country Status (1)

Country Link
GB (1) GB188916A (en)

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