Air testing device

Details Air testing device Air testing device

1974-01-04

1976-09-14

Monacell, A. Louis

Textiles: fiber preparation

C12B 100

Patent

active

039805247

ABSTRACT:
A portable instrument for testing air or other gaseous bodies for foreign bstances such as germs and bacteria employs a cultural substrate against which a surrounding portion of the atmosphere is urged by rotating impeller blades.

REFERENCES:
patent: 3127329 (1964-03-01), Andersen
patent: 3232094 (1966-02-01), Teschner
patent: 3551295 (1970-12-01), Dyer
patent: 3576721 (1971-04-01), Mason

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