Immisch medical thermometer, c 1881


A fine example of moritz immisch avitreous medical thermometer in perfect working order. Patent number 7208 and the scale is in celsius and fahrenheit. He patented his small watch shaped thermometer in 1881.
This thermometer is backed in a silver case which is secured in a metal case. Diameter 3 cm.

SKU: 00 341026 a S Categories: ,

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