CA489110A - Self-pressuring ink reservoir for ball-pointed writing implements - Google Patents

Self-pressuring ink reservoir for ball-pointed writing implements

Info

Publication number
CA489110A
CA489110A CA489110A CA489110DA CA489110A CA 489110 A CA489110 A CA 489110A CA 489110 A CA489110 A CA 489110A CA 489110D A CA489110D A CA 489110DA CA 489110 A CA489110 A CA 489110A
Authority
CA
Canada
Prior art keywords
ball
self
ink reservoir
writing implements
pressuring
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
CA489110A
Other languages
French (fr)
Inventor
K. Reiman Clarence
Knobel Max
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.)
WA Sheaffer Pen Co
Original Assignee
WA Sheaffer Pen Co
Publication date
Application granted granted Critical
Publication of CA489110A publication Critical patent/CA489110A/en
Expired legal-status Critical Current

Links

CA489110A Self-pressuring ink reservoir for ball-pointed writing implements Expired CA489110A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489110T

Publications (1)

Publication Number Publication Date
CA489110A true CA489110A (en) 1952-12-23

Family

ID=35628835

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489110A Expired CA489110A (en) Self-pressuring ink reservoir for ball-pointed writing implements

Country Status (1)

Country Link
CA (1) CA489110A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469578A (en) * 1965-10-12 1969-09-30 Howard R Bierman Infusion device for ambulatory patients with flow control means
US4702397A (en) * 1984-09-18 1987-10-27 Infusion Systems Corporation Pressurized fluid dispenser

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469578A (en) * 1965-10-12 1969-09-30 Howard R Bierman Infusion device for ambulatory patients with flow control means
US4702397A (en) * 1984-09-18 1987-10-27 Infusion Systems Corporation Pressurized fluid dispenser

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