Scientific & Projections Limited, London, Gas Pressure R...

Scientific & Projections Limited, London, Gas Pressure Recorder in metal case with glazed apertures, serial no. 171, manufactured under British Patent Number 28459/27, 9" high 18" wide including pipework (with key) ** Eight day mechanical movement turns the recording drum to continuously record gas pressure onto the rotating paper chart ** From the David Read Collection

Estimación:€35.35

Ver todos los artículos deGardiner HoulgateoNaútica, técnica & óptica