GR9284B -
METHOD OF REFINANCE AND INDUSTRIALIZATION OF IMPERFECTLY BURNING AND HERE UNSUITABLE FOR EXPLOITATION OF COAL AND COAL PRODUCTS AND COALS.
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METHOD OF REFINANCE AND INDUSTRIALIZATION OF IMPERFECTLY BURNING AND HERE UNSUITABLE FOR EXPLOITATION OF COAL AND COAL PRODUCTS AND COALS.
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Priority to GR400109284ApriorityCriticalpatent/GR9284B/en
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GR400109284A1940-10-051940-10-05
METHOD OF REFINANCE AND INDUSTRIALIZATION OF IMPERFECTLY BURNING AND HERE UNSUITABLE FOR EXPLOITATION OF COAL AND COAL PRODUCTS AND COALS.
GR9284B
(en)