ROAD GRADING MACHINE
United States Patent 3539014
Inventors:
Jonsson, Karl-erik Arnold
Publication Date:
11/10/1970
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Export Citation:
Assignee:
BRUNDELL & JONSSON AB
Primary Class:
Other Classes:
404/90, 172/668, 299/41.100, 172/117, 37/219, 172/666
International Classes:
E01C23/088; E01H5/09; E02F3/20; E02F3/76; E02F5/02; E01C23/00; E01H5/04; E02F3/18; E01C19/22; A01B33/06; A01B65/00