CA540739A - Pencil chart mechanism - Google Patents

Pencil chart mechanism

Info

Publication number
CA540739A
CA540739A CA540739A CA540739DA CA540739A CA 540739 A CA540739 A CA 540739A CA 540739 A CA540739 A CA 540739A CA 540739D A CA540739D A CA 540739DA CA 540739 A CA540739 A CA 540739A
Authority
CA
Canada
Prior art keywords
pencil
chart mechanism
chart
pencil chart
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
CA540739A
Other languages
French (fr)
Inventor
A. Paine Louis
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.)
Landis and Gyr Metering Inc
Original Assignee
Duncan Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA540739A publication Critical patent/CA540739A/en
Expired legal-status Critical Current

Links

CA540739A Pencil chart mechanism Expired CA540739A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA540739T

Publications (1)

Publication Number Publication Date
CA540739A true CA540739A (en) 1957-05-07

Family

ID=35697881

Family Applications (1)

Application Number Title Priority Date Filing Date
CA540739A Expired CA540739A (en) Pencil chart mechanism

Country Status (1)

Country Link
CA (1) CA540739A (en)

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