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CA9141A - Improvements in plotting instruments - Google Patents

Improvements in plotting instruments

Info

Publication number
CA9141A
CA9141A CA000009141A CA9141DA CA9141A CA 9141 A CA9141 A CA 9141A CA 000009141 A CA000009141 A CA 000009141A CA 9141D A CA9141D A CA 9141DA CA 9141 A CA9141 A CA 9141A
Authority
CA
Canada
Prior art keywords
plotting instruments
plotting
instruments
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
CA000009141A
Other languages
French (fr)
Inventor
Henry Wadsworth
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 CA9141A publication Critical patent/CA9141A/en
Expired legal-status Critical Current

Links

CA000009141A Improvements in plotting instruments Expired CA9141A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA9141T

Publications (1)

Publication Number Publication Date
CA9141A true CA9141A (en) 1878-08-30

Family

ID=45125689

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000009141A Expired CA9141A (en) Improvements in plotting instruments

Country Status (1)

Country Link
CA (1) CA9141A (en)

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