Description:
Patented in 1933
Modified version of the aforementioned apparatus
Contains: Two 100 c.c. bottles, tubing, valves, and a u-tube manometer in a wooden box.
Origin: Circa 1933; United States
Davidson Pneumothorax Apparatus
Description:
Patented in 1933
Modified version of the aforementioned apparatus
Contains: Two 100 c.c. bottles, tubing, valves, and a u-tube manometer in a wooden box.
Origin: Circa 1933; United States
2 Comments
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I don’t think the title of your article matches the content lol. Just kidding, mainly because I had some doubts after reading the article.