Valentin P. Smertin

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Moscow, SU

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Patents Grantslast 30 patents

Information Patent Grant
Method of delivering to ocean bottom and raising to surface of stat...
- Patent number 4,557,697
- Issue date Dec 10, 1985
- Institut Okeanologii Imeni P.P. Shirshova
- Evgeny A. Kontar
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT