AU6472160A - Protraction-retraction mechanism for ballpoint writing instruments - Google Patents

Protraction-retraction mechanism for ballpoint writing instruments

Info

Publication number
AU6472160A
AU6472160A AU64721/60A AU6472160A AU6472160A AU 6472160 A AU6472160 A AU 6472160A AU 64721/60 A AU64721/60 A AU 64721/60A AU 6472160 A AU6472160 A AU 6472160A AU 6472160 A AU6472160 A AU 6472160A
Authority
AU
Australia
Prior art keywords
protraction
retraction mechanism
writing instruments
ballpoint writing
ballpoint
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
AU64721/60A
Other versions
AU243766B2 (en
Inventor
Theodore Bohmann Frank
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
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU6472160A publication Critical patent/AU6472160A/en
Publication of AU243766B2 publication Critical patent/AU243766B2/en
Expired legal-status Critical Current

Links

AU64721/60A 1960-09-20 Protraction-retraction mechanism for ballpoint writing instruments Expired AU243766B2 (en)

Publications (2)

Publication Number Publication Date
AU6472160A true AU6472160A (en) 1962-09-20
AU243766B2 AU243766B2 (en) 1962-09-20

Family

ID=

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