CA488781A - Mechanical pointing device - Google Patents

Mechanical pointing device

Info

Publication number
CA488781A
CA488781A CA488781A CA488781DA CA488781A CA 488781 A CA488781 A CA 488781A CA 488781 A CA488781 A CA 488781A CA 488781D A CA488781D A CA 488781DA CA 488781 A CA488781 A CA 488781A
Authority
CA
Canada
Prior art keywords
pointing device
mechanical pointing
mechanical
pointing
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
CA488781A
Other languages
French (fr)
Inventor
H. Dance William
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.)
JAMES O DANCE
Original Assignee
JAMES O DANCE
Publication date
Application granted granted Critical
Publication of CA488781A publication Critical patent/CA488781A/en
Expired legal-status Critical Current

Links

CA488781A Mechanical pointing device Expired CA488781A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA488781T

Publications (1)

Publication Number Publication Date
CA488781A true CA488781A (en) 1952-12-09

Family

ID=35628503

Family Applications (1)

Application Number Title Priority Date Filing Date
CA488781A Expired CA488781A (en) Mechanical pointing device

Country Status (1)

Country Link
CA (1) CA488781A (en)

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