Title:
Suction cleaning nozzles for street cleaning apparatus
United States Patent 2916761
US Patent References:
/0584968.html
- - 0584968

/1114592.html
- - 1114592

Floor cleaner
- - 2237830

Steam vacuum cleaner
- - 2497435


Inventors:
Lennart, Oberg John
Publication Date:
12/15/1959
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Assignee:
ASBRINK & CO AB
Primary Class:
15/322
Other Classes:
15/346, 15/340.100
International Classes:
E01H1/08; E01H1/00
Foreign References:
GB732972A