A device for servicing signal, obscure, etc.devices for spotlights

A device for servicing signal, obscure, etc.devices at the searchlights: No. 24886. Declared.11/19/1911.Issues on 09/19/1913 / "Shuckert and K".- [B.M .: B. and., 1913].-[1] p., 1 l.Il .. -Description of the device for servicing signal, obscure, etc.devices for spotlights.To the privilege of the Russian Society of Shuckert and Co., in the city of St. Petersburg, declared on November 19, 1911 (Owls of St. No. 50456).Class 4b.No. 24886. The privilege issued on September 19, 1913.I. "Shuckert and Co.", Society (Petersburg) .1.People (collection).Electronic copy source: PBOriginal storage location: VPTB FIPS