Title:
Caster raising and lowering mechanism
United States Patent 2042489
Inventors:
Williams, Owen J.
Publication Date:
06/02/1936
Export Citation:
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Assignee:
Williams, Owen J.
Primary Class:
280/43.14
Other Classes:
16/33, 280/43.22
International Classes:
B60B33/06; B60B33/04
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