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Expired
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Publication date
Publication of GB729402ApublicationCriticalpatent/GB729402A/en
Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments
(AREA)
Pens And Brushes
(AREA)
Abstract
729,402. Catch fastenings. FOXBORO CO. Aug. 17, 1953 [Aug. 30, 1952], No. 22599/53. Class 44. [Also in Groups XV and XIX] A pen arm 19 carrying an ink supply conduit 24 (see Group XIX) has detachably assembled thereon a pen unit comprising a pen 31 in the form of a right-angled tube, one arm telescoping into the conduit 24 and the other arm secured to a support 30 abutting the offset end 29 of the arm 19 and snapping into nested relation therewith.