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Patent drawing - Aèrostat système Vaussin Chardanne (brevetè). Moyens ...
Patent design drawing for a safe system to regulate the altitude of a balloon while preserving gas and ballast. Includes 9 detail views, cross section, elevation, and identification key. Tissandier collection.
Patent drawing - Aèrostat système Vaussin Chardanne (brevetè). moyens ...
Patent design drawing for a system to regulate the altitude of a balloon while preserving gas and ballast. Features a cross section, scaled detail drawings of component parts and an identification key. Tissand... More