BE725404A - - Google Patents

Info

Publication number
BE725404A
BE725404A BE725404DA BE725404A BE 725404 A BE725404 A BE 725404A BE 725404D A BE725404D A BE 725404DA BE 725404 A BE725404 A BE 725404A
Authority
BE
Belgium
Application number
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE725404A publication Critical patent/BE725404A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43KIMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/10Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units
BE725404D 1967-12-14 1968-12-13 BE725404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4140567 1967-12-14

Publications (1)

Publication Number Publication Date
BE725404A true BE725404A (en) 1969-05-16

Family

ID=11250259

Family Applications (1)

Application Number Title Priority Date Filing Date
BE725404D BE725404A (en) 1967-12-14 1968-12-13

Country Status (10)

Country Link
US (1) US3586451A (en)
BE (1) BE725404A (en)
BR (1) BR6804865D0 (en)
CH (1) CH479409A (en)
DE (1) DE1812308A1 (en)
ES (1) ES361389A1 (en)
FR (1) FR1603517A (en)
GB (1) GB1217720A (en)
NL (1) NL6817774A (en)
OA (1) OA02954A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115015A (en) * 1977-04-11 1978-09-19 Ancos Co., Ltd. Retractable pen with internal tip seating
US4498047A (en) * 1982-11-29 1985-02-05 Custom Automation Designs, Inc. Integrated circuit mounting apparatus
US6705868B1 (en) * 1998-03-18 2004-03-16 Purdue Research Foundation Apparatus and methods for a shape memory spring actuator and display
US7950862B2 (en) 2006-05-26 2011-05-31 Youngtack Shim Multicolor writing tools and methods
WO2009070166A1 (en) * 2007-11-29 2009-06-04 Mika Jeanne M Multi-purpose pen
CN105667125B (en) * 2016-01-07 2017-07-25 天津大学 The eccentric multifunctional pen in a hole with rotation pen core storehouse
CN106427304B (en) * 2016-11-22 2017-12-01 哈尔滨理工大学 A kind of mechanical drawing detail pen for being used to draw different line widths and line style

Also Published As

Publication number Publication date
GB1217720A (en) 1970-12-31
ES361389A1 (en) 1971-02-16
US3586451A (en) 1971-06-22
OA02954A (en) 1970-12-15
DE1812308A1 (en) 1969-07-03
FR1603517A (en) 1971-05-03
CH479409A (en) 1969-10-15
BR6804865D0 (en) 1973-01-18
NL6817774A (en) 1969-06-17

Similar Documents

Publication Publication Date Title
AU2277767A (en)
AU3151267A (en)
AU2977667A (en)
AU2528767A (en)
AU2454867A (en)
AU3189468A (en)
BE708386A (en)
BE707582A (en)
BE710889A (en)
AU3054676A (en)
BE710555A (en)
AU25066A (en)
BE725404A (en)
BE710360A (en)
BE709495A (en)
BE709378A (en)
BE709326A (en)
BE709235A (en)
BE709171A (en)
BE708987A (en)
BE708757A (en)
BE708729A (en)
BE708639A (en)
BE708595A (en)
BE707701A (en)