Gyroscopic device

Gyroscopic device: No. 25380. Supponent.04/28/1911.Issuance on 10/31/1913 / "Shuckert and K".- [B.M .: B. and., 1913].-3 p., 1 l.Il .. -Description of the gyroscopic device.To the privilege of the Russian Society "Shuckert and Co.", in the city of St. Petersburg, declared on April 28, 1911 (okhr. St. No. 47866).Class 42C.No. 25380. The privilege issued on October 31, 1913..I. "Shuckert and Co.", Society (Petersburg) .1.People (collection).Electronic copy source: PBOriginal storage location: VPTB FIPS