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Elektroschmelzwerk Kempten GmbH

Elektrosch
Active Patents
0
Total Holdings
4

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4560668A Substantially pore-free shaped articles of polycrystalline … Expired / Lapsed 1984-09-07 1985-12-24 14 Details
US4467043A Dense shaped articles of polycrystalline α-silicon carbide … Expired / Lapsed 1983-06-23 1984-08-21 16 Details
US4381931A Process for the manufacture of substantially pore-free shap… Expired / Lapsed 1981-09-23 1983-05-03 9 Details
US3868345A Elastomers made from hardenable masses based on diorganopol… Expired / Lapsed 1973-03-08 1975-02-25 10 Details