Drilldown: Patents
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- Patents (17557)
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- Publications (24564)
- Techtypes (2373)
Patents > Year filed:
1903
& Assigned to
:
Westinghouse Air Spring Company
or
William Woods Plankinton
or
None
& National tech categories
:
USPC 244/3.23
or
USPC 244/30
or
None
& Citations from after 1930:
None
& Number of diagram pages:
2 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Showing below up to 3 results in range #1 to #3.