Novel chalk
A novel chalk belongs to the technical field of the non-propelling pencil, stencil pen, color pen and chalk group in the writing or drawing appliance subclass of office article class in the print writing or drawing appliance branch of the operation transport department according to international pat...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
01.09.2010
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Subjects | |
Online Access | Get full text |
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Summary: | A novel chalk belongs to the technical field of the non-propelling pencil, stencil pen, color pen and chalk group in the writing or drawing appliance subclass of office article class in the print writing or drawing appliance branch of the operation transport department according to international patent classification (IPC) table. The utility model aims to achieve hand injury-free and skidproof purposes. The novel chalk consists of a chalk, a paper strip and a skidproof film. The utility model is characterized in that the paper strip is completely bundled on the outer surface of the chalk, and the skidproof film is completely coated on the outer surface of the paper strip. |
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Bibliography: | Application Number: CN2009212485U |