Drilldown: Patents
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Patents > Year filed:
1900 - 1909
& Office :
CU or
DE or
DEG or
SAX or
None
& Inventor country:
DE
& Filing date:
1908
& IPCs:
None
& First filing:
Yes
& Number of claims:
1-2
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balloon (1) ·
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Showing below up to 4 results in range #1 to #4.