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Inventor
NELSON JAY B
US
2 patents
Patents
2 patents
US4995400A
Feb 26, 1991
Pneumotach and components therefor
BOEHRINGER LAB
54 citations
94
US4807641A
Feb 28, 1989
Pneumotach and components therefore and combined pulmonary function measuring kit containing the same
BOEHRINGER LAB
16 citations
71