CA202972A - Dispositif de timbre electrique - Google Patents

Dispositif de timbre electrique

Info

Publication number
CA202972A
CA202972A CA202972A CA202972DA CA202972A CA 202972 A CA202972 A CA 202972A CA 202972 A CA202972 A CA 202972A CA 202972D A CA202972D A CA 202972DA CA 202972 A CA202972 A CA 202972A
Authority
CA
Canada
Prior art keywords
electric bell
bell device
electric
bell
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
CA202972A
Other languages
English (en)
Inventor
Paterson Hay James
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 CA202972A publication Critical patent/CA202972A/fr
Expired legal-status Critical Current

Links

CA202972A Dispositif de timbre electrique Expired CA202972A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA202972T

Publications (1)

Publication Number Publication Date
CA202972A true CA202972A (fr) 1920-08-17

Family

ID=35077408

Family Applications (1)

Application Number Title Priority Date Filing Date
CA202972A Expired CA202972A (fr) Dispositif de timbre electrique

Country Status (1)

Country Link
CA (1) CA202972A (fr)

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