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British Xylonite Co Ltd
British Xy
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
GB722573A
Improvements in or relating to buckets or like receptacles …
Expired / Lapsed
1952-10-24
—
0
Details
US2017705A
Manufacture of materials for producing or detecting polariz…
Expired / Lapsed
1934-04-03
1935-10-15
0
Details