Patents
Sitemap › B43 - Writing or drawing implements; Bureau accessories › B43K - Implements for writing or drawing › B43K 27 - Multiple-point writing implements, e.g. multicolour; Combinations of writing implements
Patents for B43K 27 - Multiple-point writing implements, e.g. multicolour; Combinations of writing implements (2,153)
11/1992
11/18/1992CN1066212A Two-purpose bladder turning disc type composite pen
11/11/1992CN2121336U Multi-functional artistic calligraphy pen
11/11/1992CN2121335U Multi-colour adjustable pen
11/11/1992CN2121332U Two-purpose combined pen-type writing brush
10/1992
10/28/1992CN2120033U Combined multifunctional writing pen
10/28/1992CN2120031U Combined pencil for mechanical drawing
10/21/1992CN2119327U Magnetic suspension type combined table pens
10/21/1992CN2119326U Multicolour automatic watercolour pen
10/07/1992CN2118002U Multipurpose pen using adhesive semifluid
09/1992
09/23/1992CN2116588U Multi-colour watercolour pen
09/16/1992CN1064443A Adjustable and controllable multipurpose combined fountain pen series
09/09/1992CN2115219U Multi-colour pen
09/09/1992CN2115218U Four-purpose pen
08/1992
08/26/1992CN2113890U Combination of pens and pencils
08/19/1992EP0498930A1 Combined writing tool
08/12/1992CN2112510U Multi-purpose pen for staff
08/05/1992EP0496944A1 Writing implement
08/05/1992CN2111848U Pencil with two jacks
08/05/1992CN2111847U Nib sleeve giving twinkling change colour
08/05/1992CN2111846U Multi-colour ball-pen
07/1992
07/29/1992CN2111197U Parallel lines squares pen
07/01/1992CN2108628U Step moving propelling pencil
06/1992
06/25/1992DE4041315A1 Fibre printing device - comprises housing contg. printing fluid storage unit and set of printing points arranged in contact, one behind other
06/25/1992DE4037611A1 Printing arrangement - enables musical stave to be printed on any reasonable surface
06/24/1992CN2107998U Templet for exercising stroke of drawing character tyle
06/24/1992CN1062114A Multiple colour collecting pen
06/17/1992CN2107385U Double colour pen
06/17/1992CN2107384U Portable multipurpose pen
06/17/1992CN2107383U Special pen for doctor and nurse
06/09/1992US5119838 Liquid painting comb instrument with cap
06/03/1992CN2106077U Four-purpose combined pen with ball-pen, writing brush and pencil function
06/03/1992CN2106076U Portable propelling pencil
06/03/1992CN1061564A Color-blending-proof multi-colored pen and manufacturing method thereof.
05/1992
05/26/1992US5116153 Multiple line writing instrument
05/06/1992CN2103453U Multi-writing-core pen
04/1992
04/29/1992CN2102850U Advertisement pen
04/22/1992CN2102202U Multi-function music score pen
04/15/1992CN2101591U Double purpose pen as fountain-pen and writing brush
04/15/1992CN2101590U Trichroma fountain-pen
04/08/1992CN1060065A Multi-colour pen and its making method
04/01/1992CN2100313U Desk pen
03/1992
03/25/1992CN2099676U Negative pressure type desk pen
03/18/1992CN2099030U Bookmark pen
03/11/1992CN2098384U Multifunctional ball-point pen
03/11/1992CN2098383U Toning pen with red, brown and green (or blue) colours
03/11/1992CN1059309A Multicolor ink pen and its manufacturing method
02/1992
02/12/1992CN2095772U No-chip adjustable standard drawing pencil
02/12/1992CN2095771U Multi-purpose pen
02/12/1992CN2095770U Multi-colour pen
02/12/1992CN2095769U Multi-colour pen
01/1992
01/29/1992CN2094454U Multi-colour pen
01/29/1992CN2094453U Pen for writing and binding
01/15/1992CN2093098U Multi-refill pen for art and writing
01/08/1992CN2092437U Helical pushing-pulling-pressing type sandwich-core multiple purpose pen
11/1991
11/27/1991EP0458326A1 Automatic writing instrument
11/13/1991CN2088482U Figure type pen
11/06/1991CN2088043U Rotary six-colour propelling pencil
11/06/1991CN2088038U Dual-purpose ball-pen holder
11/06/1991CN1055900A Multifunctional propelling pencil with sharpener
10/1991
10/23/1991CN2087133U Dictionary type ballpen
10/23/1991CN2087132U 笔 Pen
10/16/1991CN2086665U Correct-writing pen
10/15/1991US5056947 Dual refill-type writing utensil
10/09/1991CN2086208U Multi-functional compasses pen
10/09/1991CN2086207U Self-closed multi-colour pen and ink bottle
10/09/1991CN2086206U Multi-functional movable pen
10/02/1991CN2085739U Multicolour pen
10/02/1991CN1054938A Piston type fountain pen
09/1991
09/25/1991CN1054742A Multi functional and adjustable pen series
09/04/1991CN2084007U Watercolour magic pen
09/04/1991CN2084006U Combined pen
09/03/1991US5044804 Writing instrument
08/1991
08/22/1991DE4105312A1 Application appts. for fluids - comprises main shaft and cap both with oval cross-section, and O=ring
08/21/1991CN2083111U Double-nib fountain-pen
08/21/1991CA2039839A1 Liquid painting instrument
08/14/1991CN2082681U Pen with three colours
08/14/1991CN1053770A Writing tool
08/07/1991CN2082236U Combined colour-water pen
07/1991
07/03/1991CN1052632A Correct writing pen
06/1991
06/25/1991US5026189 Writing implement with coaxial alternately usable tips
06/19/1991CN2079119U Multifunctional writing pen
06/13/1991DE4020209C1 Writing implement with four selectable colour tips - has rotary, sliding, actuating sleeve, acting as selector, in front section of tip retaining casing
06/12/1991CN2078690U Multi-purpose combination pen
06/12/1991CN2078689U Multi-purpose writing appliance
05/1991
05/29/1991CN2077797U Drawing pen with coarse and fine common tip
05/22/1991CN2077375U Propelling pencil with multiple leads
05/21/1991US5017034 Marker and pen combination employing transverse and longitudinally spaced tips
05/01/1991CN2076029U Dual-core ball-pen capable of extending and contracting simultaneously
05/01/1991CN2076028U Kangaroo type multipurpose pen
05/01/1991CN2076027U Double purpose pen capable of using as fountain writing brush or fountain pen
04/1991
04/24/1991CN2075592U Dual-purpose core changeable pencil
04/10/1991CN2074710U Two purpose writing pen
03/1991
03/27/1991CN2073817U Double-nib pen
03/27/1991CN2073816U Bamboo joint pen
03/13/1991CN1049824A Watercolor pen core
03/12/1991US4999017 Multi-color writing utensil
03/06/1991CN1049631A Two-purpose propelling pencil
01/1991
01/30/1991CN2070246U U type double function piston fountain pen
01/24/1991WO1991000810A1 Dual tip marking and writing instrument
01/09/1991CN2068914U Colour selecting and mixing brush
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