Privilege, issued on January 31, 1917. Description of the method of preparation of pyridine, thiophenic or the like. connections

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Privilege, issued on January 31, 1917. Description of the method of preparation of pyridine, thiophenic or the like. connections: Class 12 p: No. 29001: Declared. 10/23/1914: Granting the privilege 01/31/1917 / A. Chichibabin. - B. B.: B. and., [1917]. - [2] with .. -
Bibliography. in the text.
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I. Chichibabin, A..1. The people (the collection).
Source of electronic copy: PB
Location of the original: FIPS
Publisher б. и.

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