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Historical patents

Technological Inventions 1850 - 1899

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Shelfmark:: 34/001550

granted on:: 1884-09-06

Title:: Verhütung der Kesselsteinbildung

Inventor:: Rosenberg, Alexander August; Hoberg, Olga Constantinowa; Zoubkoff, Wladimir Wassiliewitsch

Key:: 1884/005880

Place of publication:: Fellin

Country:: Russian Federation

Class:: 13 - Dampfkessel nebst Ausrüstung (außer Feuerungen), sowie Dampfleitungen

Collection:: General

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