CA52306A - Tableau - Google Patents

Tableau

Info

Publication number
CA52306A
CA52306A CA000052306A CA52306DA CA52306A CA 52306 A CA52306 A CA 52306A CA 000052306 A CA000052306 A CA 000052306A CA 52306D A CA52306D A CA 52306DA CA 52306 A CA52306 A CA 52306A
Authority
CA
Canada
Prior art keywords
black board
black
board
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
CA000052306A
Other languages
English (en)
Inventor
James Hough
Samuel John Laughlin
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.)
LAUGHLIN-HOUGH DRAWING TABLE Co
Original Assignee
LAUGHLIN-HOUGH DRAWING TABLE Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LAUGHLIN-HOUGH DRAWING TABLE Co filed Critical LAUGHLIN-HOUGH DRAWING TABLE Co
Application granted granted Critical
Publication of CA52306A publication Critical patent/CA52306A/fr
Expired legal-status Critical Current

Links

CA000052306A 1895-03-18 1895-03-18 Tableau Expired CA52306A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA52306T 1895-03-18

Publications (1)

Publication Number Publication Date
CA52306A true CA52306A (fr) 1896-05-18

Family

ID=45168845

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000052306A Expired CA52306A (fr) 1895-03-18 1895-03-18 Tableau

Country Status (1)

Country Link
CA (1) CA52306A (fr)

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