Category: Sphygmomanometer
Estimated Date: 1915
Name: French Sphygmomanometer, Modification?
Manufacturer: Down Bros

Description: 12.5×4×3.3” paper covered box. One end folds down to serve as the base for a bottle 3” high supporting a 7.5” manometer calibrated to 250 and fastened to a wooden rod. The rubber bulb is hardened and the cuff is standard 4.5” cloth. The manometer tube bends forward at the bottom to fit into the cork in the base reservoir.

Reference 1: 50