Title:
LINE DRAWING POWDER
Document Type and Number:
Japanese Patent JP2006075491
Kind Code:
A
Abstract:
To provide a line-drawing powder which is not easily scattered by wind, can be prevented from getting run off by rain and displays lines for a longer period than previous.
The line-drawing powder is formed into powder by crushing scallop shells. The particle size of the scallop shell powder is preferably 0.2 mm or less.
Inventors:
NISHIKAWA KAZUHITO
Application Number:
JP2004265264A
Publication Date:
March 23, 2006
Filing Date:
September 13, 2004
Export Citation:
Assignee:
NIPPON RIKAGAKU KOGYO KK
International Classes:
A63C19/06
Attorney, Agent or Firm:
Isao Sasaki
Kyoko Kawamura
Kyoko Kawamura