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Application filed by Siemens & Halske AktiengesellschaftfiledCriticalSiemens & Halske Aktiengesellschaft
Application grantedgrantedCritical
Publication of AT220235BpublicationCriticalpatent/AT220235B/de
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
G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation