Title:
Road surfacing unit
United States Patent 2919634
US Patent References:
/0826388.html
- - 0826388

/0889692.html
- - 0889692

Highway construction
- - 1375960

Paving block
- - 2340526


Inventors:
Carl, Plotner Joachim
Publication Date:
01/05/1960
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Assignee:
Carl, Plotner Joachim
Primary Class:
404/42
International Classes:
E01C5/06
Foreign References:
FR735349A
NL70841C
FR1036561A