CA279710A - Signal pour les sourds - Google Patents

Signal pour les sourds

Info

Publication number
CA279710A
CA279710A CA279710A CA279710DA CA279710A CA 279710 A CA279710 A CA 279710A CA 279710 A CA279710 A CA 279710A CA 279710D A CA279710D A CA 279710DA CA 279710 A CA279710 A CA 279710A
Authority
CA
Canada
Prior art keywords
deaf
signal
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
CA279710A
Other languages
English (en)
Inventor
W. Burdsall Raymond
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 CA279710A publication Critical patent/CA279710A/fr
Expired legal-status Critical Current

Links

CA279710A Signal pour les sourds Expired CA279710A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA279710T

Publications (1)

Publication Number Publication Date
CA279710A true CA279710A (fr) 1928-05-01

Family

ID=35212802

Family Applications (1)

Application Number Title Priority Date Filing Date
CA279710A Expired CA279710A (fr) Signal pour les sourds

Country Status (1)

Country Link
CA (1) CA279710A (fr)

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