Document Type and Number:
United States Patent 2899907


Publication Date:
08/18/1959
View Patent Images:
Images are available in PDF form when logged in. To view PDFs, Login  or  Create Account (Free!)
Export Citation:
Click for automatic bibliography generation
Primary Class:
417/477.600
Other Classes:
92/128
International Classes:
F04B43/00; F04B43/12
US Patent References:
0314851
2314281Pumping apparatus
2679807Pumping device
Foreign References:
IT437405B




<- Previous Patent   |   Next Patent ->