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Hepworth Iron Co Ltd

Hepworth I
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB1223276A Improvements in or relating to pipe couplings Expired / Lapsed 1968-09-23 — 0 Details
GB1023729A Improvements in or relating to pipe couplings Expired / Lapsed 1965-02-13 — 0 Details