Category: Sphygmomanometer
Estimated Date: 1915
Name: Brown Sphygmomanometer
Manufacturer: H. Carstens Mfg.

Description: Paper covered box 11×4×2. U-tube manometer with bulbous reservoir at top of end connecting to cuff and pump. Adjustable scale calibrated to 220 mmHg. The manometer is contained in the bottom of the box.

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