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Title:
Connector for vacuum cleaners
United States Patent 2861586
Inventors:
Dobbs, Earl B.
Publication Date:
11/25/1958
Export Citation:
Click for automatic bibliography generation
Assignee:
Dobbs, Earl B.
Primary Class:
137/360
Other Classes:
15/301, 137/362, 251/299, 285/20, 285/345
International Classes:
A47L5/38
;
F16L37/04
;
A47L5/22
;
F16L37/00
View Patent Images:
Download PDF 2861586
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US Patent References:
2246404
Vacuum cleaner attachment
1597312
Combined house heating and vacuum cleaning system
1347236
Wall service-bushing for vacuum cleaning and other systems
1044707
N/A
1037083
N/A
1036378
N/A
0980418
N/A
Foreign References:
FR1100958A