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recording occurring continuously
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G01D9/22
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G
PHYSICS
G01
Measuring instruments
G01D
MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS TARIFF METERING APPARATUS MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
G01D9/00
Recording measured values
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G01D9/22
recording occurring continuously
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Information
Patent Grant
Optical digitizer for measuring spirometer output
Patent number
4,307,729
Issue date
Dec 29, 1981
The Bendix Corporation
Russell F. Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents