Patent classifications
G
PHYSICS
Load children
G01
MEASURING; TESTING
Load children
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
Load children
3/00
Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
Load children Filter patents View analytics View as hierarchy
G01D3/08
with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
Filter patents View analytics View as hierarchy