US Patent 7028411 Level and chalk line marker
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Patent abstract
A chalk line marker is releasably connectable to a level. When connected to the level, the chalk line marker is employed to provide chalk marks in orientations established by the level. When the chalk line marker is removed from the level, the level and chalk line marker can be used independently in conventional fashion.
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Patent Inventor Names
Mark Kasche0
Date of Patent
April 18, 2006
0Patent Application Number
109686670
Date Filed
October 19, 2004
0Patent Primary Examiner
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US Patent 7028411 Level and chalk line marker
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