FR669851A - Electric resistance measuring instrument - Google Patents
Electric resistance measuring instrumentInfo
- Publication number
- FR669851A FR669851A FR669851DA FR669851A FR 669851 A FR669851 A FR 669851A FR 669851D A FR669851D A FR 669851DA FR 669851 A FR669851 A FR 669851A
- Authority
- FR
- France
- Prior art keywords
- measuring instrument
- electric resistance
- resistance measuring
- electric
- instrument
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/14—Measuring resistance by measuring current or voltage obtained from a reference source
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB137694A DE508330C (en) | 1928-05-27 | 1928-05-27 | Electrical ohmmeter |
AT116971T | 1929-02-07 | ||
CH141590T | 1929-02-07 | ||
FR669851T | 1929-02-19 | ||
GB6563/29A GB319578A (en) | 1928-05-27 | 1929-02-28 | Improvements in instruments for measuring electric resistances |
Publications (1)
Publication Number | Publication Date |
---|---|
FR669851A true FR669851A (en) | 1929-11-21 |
Family
ID=66770117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR669851D Expired FR669851A (en) | 1928-05-27 | 1929-02-19 | Electric resistance measuring instrument |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT116971B (en) |
CH (1) | CH141590A (en) |
DE (1) | DE508330C (en) |
FR (1) | FR669851A (en) |
GB (1) | GB319578A (en) |
-
1928
- 1928-05-27 DE DEB137694A patent/DE508330C/en not_active Expired
-
1929
- 1929-02-07 CH CH141590D patent/CH141590A/en unknown
- 1929-02-07 AT AT116971D patent/AT116971B/en active
- 1929-02-19 FR FR669851D patent/FR669851A/en not_active Expired
- 1929-02-28 GB GB6563/29A patent/GB319578A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE508330C (en) | 1930-09-26 |
GB319578A (en) | 1929-09-26 |
AT116971B (en) | 1930-03-25 |
CH141590A (en) | 1930-08-15 |
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