ES219487A1 - Procedure for the manufacture of a filter of various substances (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the manufacture of a filter of various substances (Machine-translation by Google Translate, not legally binding)
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Process for the manufacture of a multi-substance filter, characterized in that at least one sheet is applied on a base of a transparent substance analogous to the glass, which dyes at least two dyes. (Machine-translation by Google Translate, not legally binding)
ES219487A1955-01-131955-01-13Procedure for the manufacture of a filter of various substances (Machine-translation by Google Translate, not legally binding)
ExpiredES219487A1
(en)
A procedure for the obtaining by synthesis of 4-amino-3-isoxazolidone and its derivatives (Machine-translation by Google Translate, not legally binding)