CA85516A - Appareil a signaler et telephoner - Google Patents

Appareil a signaler et telephoner

Info

Publication number
CA85516A
CA85516A CA000085516A CA85516DA CA85516A CA 85516 A CA85516 A CA 85516A CA 000085516 A CA000085516 A CA 000085516A CA 85516D A CA85516D A CA 85516DA CA 85516 A CA85516 A CA 85516A
Authority
CA
Canada
Prior art keywords
signalling
telephoning
telephoning apparatus
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
CA000085516A
Other languages
English (en)
Inventor
Edwin Loraine Grauel
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA85516A publication Critical patent/CA85516A/fr
Expired legal-status Critical Current

Links

CA000085516A 1903-05-15 1903-05-15 Appareil a signaler et telephoner Expired CA85516A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA85516T 1903-05-15

Publications (1)

Publication Number Publication Date
CA85516A true CA85516A (fr) 1904-02-16

Family

ID=45202052

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000085516A Expired CA85516A (fr) 1903-05-15 1903-05-15 Appareil a signaler et telephoner

Country Status (1)

Country Link
CA (1) CA85516A (fr)

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