CA402668A - Sound intensity indicator and control - Google Patents

Sound intensity indicator and control

Info

Publication number
CA402668A
CA402668A CA402668A CA402668DA CA402668A CA 402668 A CA402668 A CA 402668A CA 402668 A CA402668 A CA 402668A CA 402668D A CA402668D A CA 402668DA CA 402668 A CA402668 A CA 402668A
Authority
CA
Canada
Prior art keywords
control
sound intensity
intensity indicator
indicator
sound
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
CA402668A
Other languages
French (fr)
Inventor
Dominicus Hubertus Tellegen Bernardus
Dodewijk Hendrik Jonker Johan
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.)
Koninklijke Philips NV
RCA Corp
Original Assignee
Philips Gloeilampenfabrieken NV
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA402668A publication Critical patent/CA402668A/en
Expired legal-status Critical Current

Links

CA402668A Sound intensity indicator and control Expired CA402668A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA402668T

Publications (1)

Publication Number Publication Date
CA402668A true CA402668A (en) 1942-02-03

Family

ID=35413115

Family Applications (1)

Application Number Title Priority Date Filing Date
CA402668A Expired CA402668A (en) Sound intensity indicator and control

Country Status (1)

Country Link
CA (1) CA402668A (en)

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