CA697484A - Sound level visual indicator - Google Patents

Sound level visual indicator

Info

Publication number
CA697484A
CA697484A CA697484A CA697484DA CA697484A CA 697484 A CA697484 A CA 697484A CA 697484 A CA697484 A CA 697484A CA 697484D A CA697484D A CA 697484DA CA 697484 A CA697484 A CA 697484A
Authority
CA
Canada
Prior art keywords
visual indicator
sound level
level visual
sound
indicator
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
CA697484A
Inventor
L. Krauss Serge
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.)
CG Conn Ltd
Original Assignee
CG Conn Ltd
Publication date
Application granted granted Critical
Publication of CA697484A publication Critical patent/CA697484A/en
Expired legal-status Critical Current

Links

CA697484A Sound level visual indicator Expired CA697484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA697484T

Publications (1)

Publication Number Publication Date
CA697484A true CA697484A (en) 1964-11-10

Family

ID=36007750

Family Applications (1)

Application Number Title Priority Date Filing Date
CA697484A Expired CA697484A (en) Sound level visual indicator

Country Status (1)

Country Link
CA (1) CA697484A (en)

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