CA502490A - Graphical recording and indicating apparatus - Google Patents

Graphical recording and indicating apparatus

Info

Publication number
CA502490A
CA502490A CA502490A CA502490DA CA502490A CA 502490 A CA502490 A CA 502490A CA 502490 A CA502490 A CA 502490A CA 502490D A CA502490D A CA 502490DA CA 502490 A CA502490 A CA 502490A
Authority
CA
Canada
Prior art keywords
indicating apparatus
graphical recording
graphical
recording
indicating
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
CA502490A
Other languages
French (fr)
Inventor
Dalby Eric
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 CA502490A publication Critical patent/CA502490A/en
Expired legal-status Critical Current

Links

CA502490A Graphical recording and indicating apparatus Expired CA502490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA502490T

Publications (1)

Publication Number Publication Date
CA502490A true CA502490A (en) 1954-05-18

Family

ID=35648393

Family Applications (1)

Application Number Title Priority Date Filing Date
CA502490A Expired CA502490A (en) Graphical recording and indicating apparatus

Country Status (1)

Country Link
CA (1) CA502490A (en)

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