Drilldown: Patents
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Patents > Office :
AT or
HU or
MX or
SAX
& Supplementary to patent :
Patent GB-1911-29012 or
None
& Family year:
1914
& First filing:
Yes
& Citations from after 1930:
None
Use the filters below to narrow your results.
Showing below up to 7 results in range #1 to #7.