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HILGER Ltd ADAM

HILGER Ltd
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB555672A Improvements in or relating to interferometers for determin… Expired / Lapsed 1942-02-23 — 0 Details
GB113865A Improvements in Radiation Pyrometers. Expired / Lapsed 1917-03-31 — 0 Details