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Publication of NL6610205ApublicationCriticalpatent/NL6610205A/xx
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
G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
G01D15/06—Electric recording elements, e.g. electrolytic
G—PHYSICS
G01—MEASURING; TESTING
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R13/00—Arrangements for displaying electric variables or waveforms
G01R13/04—Arrangements for displaying electric variables or waveforms for producing permanent records
G01R13/08—Electromechanical recording systems using a mechanical direct-writing method
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Recording Measured Values
(AREA)
Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body
(AREA)
Indication And Recording Devices For Special Purposes And Tariff Metering Devices
(AREA)
Inrichting voor het registreren en het omzetten van elektrische trillingen of in deze trillingen omgezette akoestische trillingen van verschillende frequenties