ES37794A1 - Un procedimiento para extraer por destilación el disolvente de la fabricación de pólvoras sin o con poco humo por medio del aparato que se describe.
- Google Patents
Un procedimiento para extraer por destilación el disolvente de la fabricación de pólvoras sin o con poco humo por medio del aparato que se describe.
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Individual
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ES37794A1906-02-211906-02-21Un procedimiento para extraer por destilación el disolvente de la fabricación de pólvoras sin o con poco humo por medio del aparato que se describe.
ExpiredES37794A1
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