Title:
INTERLOCKING BUILDING SIDING UNIT
United States Patent 3520099

Inventors:
Mattes, Lee H.
Publication Date:
07/14/1970
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Assignee:
MASTIC CORP
Primary Class:
52/531
Other Classes:
52/521, 52/556
International Classes:
E04F13/08; E04D3/362; E04C2/46; E04B2/08
US Patent References:
3304676Siding construction
3430395ELECTRICALLY GROUNDED,LAPPED SIDING




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