Drilldown: Patents
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Patents > Year granted:
1912
& Assigned to :
Magneso Calcite Fire-Proof Company or
Rubber Balloon Company of America or
None
& National tech categories :
DE 77h.5 or
USPC 244/90R
& IPCs :
IPC B64C11/00 or
None
& CPCs :
CPC B64C11/00 or
CPC B64C13/00
& Number of text pages:
3
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Showing below up to 2 results in range #1 to #2.