CA218640A - Ellipsographe - Google Patents

Ellipsographe

Info

Publication number
CA218640A
CA218640A CA218640A CA218640DA CA218640A CA 218640 A CA218640 A CA 218640A CA 218640 A CA218640 A CA 218640A CA 218640D A CA218640D A CA 218640DA CA 218640 A CA218640 A CA 218640A
Authority
CA
Canada
Prior art keywords
ellipsograph
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
CA218640A
Other languages
English (en)
Inventor
Leonard Whiteland Charles
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 CA218640A publication Critical patent/CA218640A/fr
Expired legal-status Critical Current

Links

CA218640A Ellipsographe Expired CA218640A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA218640T

Publications (1)

Publication Number Publication Date
CA218640A true CA218640A (fr) 1922-05-16

Family

ID=35113084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA218640A Expired CA218640A (fr) Ellipsographe

Country Status (1)

Country Link
CA (1) CA218640A (fr)

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