Way of turning fiber nitrates to colloidal state

The method of turning the fiber nitrates to the colloidal state: No. 27635. Declared.04.10.1912.Issue 11/11/1914 / "E.I. Du Pont de Nemurs."- [B.M .: B. and., 1914].-[2] s .. -Description of the method of turning fiber nitrates into a colloidal state.The privilege of the Foreign Company E.I. Du Pont de Nemurs (Ej du Powder Company), in Wilmington, in the North American state, declared on October 4, 1912 (og. St. No. 54671).Class 39b.No. 27635. The privilege issued on December 11, 1914..I. "E.I. Dunt de de Nemurs", a powder company (Wilmington, Delawar) .1.People (collection).Electronic copy source: PBOriginal storage location: VPTB FIPS