FR771669A - Improvements to measuring and control devices with light indication - Google Patents
Improvements to measuring and control devices with light indicationInfo
- Publication number
- FR771669A FR771669A FR771669DA FR771669A FR 771669 A FR771669 A FR 771669A FR 771669D A FR771669D A FR 771669DA FR 771669 A FR771669 A FR 771669A
- Authority
- FR
- France
- Prior art keywords
- measuring
- control devices
- light indication
- indication
- light
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Technology Law (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR771669T | 1933-07-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR771669A true FR771669A (en) | 1934-10-13 |
Family
ID=9191515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR771669D Expired FR771669A (en) | 1933-07-12 | 1933-07-12 | Improvements to measuring and control devices with light indication |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR771669A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1054723B (en) * | 1956-08-23 | 1959-04-09 | Askania Werke Ag | Device for the photographic recording of the amplitudes of damped vibrations |
-
1933
- 1933-07-12 FR FR771669D patent/FR771669A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1054723B (en) * | 1956-08-23 | 1959-04-09 | Askania Werke Ag | Device for the photographic recording of the amplitudes of damped vibrations |
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