CA304206A - Appareil indicateur ou enregistreur - Google Patents

Appareil indicateur ou enregistreur

Info

Publication number
CA304206A
CA304206A CA304206A CA304206DA CA304206A CA 304206 A CA304206 A CA 304206A CA 304206 A CA304206 A CA 304206A CA 304206D A CA304206D A CA 304206DA CA 304206 A CA304206 A CA 304206A
Authority
CA
Canada
Prior art keywords
indicating
recording apparatus
recording
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
CA304206A
Other languages
English (en)
Inventor
Leigh Porter Graham
Robert Beard 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.)
Electrical Improvements Ltd
Original Assignee
Electrical Improvements Ltd
Publication date
Application granted granted Critical
Publication of CA304206A publication Critical patent/CA304206A/fr
Expired legal-status Critical Current

Links

CA304206A Appareil indicateur ou enregistreur Expired CA304206A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA304206T

Publications (1)

Publication Number Publication Date
CA304206A true CA304206A (fr) 1930-09-23

Family

ID=35257352

Family Applications (1)

Application Number Title Priority Date Filing Date
CA304206A Expired CA304206A (fr) Appareil indicateur ou enregistreur

Country Status (1)

Country Link
CA (1) CA304206A (fr)

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