CA907440A - Retractable ball-point pen - Google Patents

Retractable ball-point pen

Info

Publication number
CA907440A
CA907440A CA907440A CA907440DA CA907440A CA 907440 A CA907440 A CA 907440A CA 907440 A CA907440 A CA 907440A CA 907440D A CA907440D A CA 907440DA CA 907440 A CA907440 A CA 907440A
Authority
CA
Canada
Prior art keywords
point pen
retractable ball
retractable
ball
pen
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
CA907440A
Inventor
Wang Dashen
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 CA907440A publication Critical patent/CA907440A/en
Expired legal-status Critical Current

Links

CA907440A Retractable ball-point pen Expired CA907440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA907440T

Publications (1)

Publication Number Publication Date
CA907440A true CA907440A (en) 1972-08-15

Family

ID=36415164

Family Applications (1)

Application Number Title Priority Date Filing Date
CA907440A Expired CA907440A (en) Retractable ball-point pen

Country Status (1)

Country Link
CA (1) CA907440A (en)

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