Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
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2560/00
Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
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A61B2560/0223
of calibration, e.g. protocols for calibrating sensors
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A61B2560/0228
using calibration standards
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A61B2560/0233
Optical standards
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