CA21123A - Cornet de telephone - Google Patents

Cornet de telephone

Info

Publication number
CA21123A
CA21123A CA000021123A CA21123DA CA21123A CA 21123 A CA21123 A CA 21123A CA 000021123 A CA000021123 A CA 000021123A CA 21123D A CA21123D A CA 21123DA CA 21123 A CA21123 A CA 21123A
Authority
CA
Canada
Prior art keywords
trumpet
telephone
telephone trumpet
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
CA000021123A
Other languages
English (en)
Inventor
John P. Lister
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 CA21123A publication Critical patent/CA21123A/fr
Expired legal-status Critical Current

Links

CA000021123A Cornet de telephone Expired CA21123A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA21123T

Publications (1)

Publication Number Publication Date
CA21123A true CA21123A (fr) 1885-02-20

Family

ID=45137666

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000021123A Expired CA21123A (fr) Cornet de telephone

Country Status (1)

Country Link
CA (1) CA21123A (fr)

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