Evgeniy Chertanovskiy was a Soviet (Russian) inventor who, in 1931, invented his first full-pressure suit, called CH-1. In the following years he created similar pressure suits, called skafanders, from CH-2 to CH-7 models.
This article is licensed under the GNU Free Documentation License [copyleft]. It uses material from the Wikipedia article "Evgeniy Chertanovskiy". link