Object Details Author Watson-Stillman Co Notes Trade literature. Date 1940 Ca1940 Call number 31244 Type Books Trade catalogs Data Source Smithsonian Libraries Topic Valves ...

The flagship AARP Community Challenge grants have ranged from several hundred dollars for smaller, short-term activities to tens of thousands of dollars for larger projects. Since 2017, AARP has ...

A ball bearing linear stage in high vacuum is presented. Comparing with other vacuum compatible bearing this kind of stage shows simpler design, high stiffness and lower cost which is applicable in ...

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