FR844711A - Improvements in indicator instruments - Google Patents
Improvements in indicator instrumentsInfo
- Publication number
- FR844711A FR844711A FR844711DA FR844711A FR 844711 A FR844711 A FR 844711A FR 844711D A FR844711D A FR 844711DA FR 844711 A FR844711 A FR 844711A
- Authority
- FR
- France
- Prior art keywords
- indicator instruments
- instruments
- indicator
- 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
- G01D13/00—Component parts of indicators for measuring arrangements not specially adapted for a specific variable
- G01D13/02—Scales; Dials
- G01D13/04—Construction
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US844711XA | 1937-10-14 | 1937-10-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR844711A true FR844711A (en) | 1939-07-31 |
Family
ID=22185166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR844711D Expired FR844711A (en) | 1937-10-14 | 1938-10-13 | Improvements in indicator instruments |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR844711A (en) |
-
1938
- 1938-10-13 FR FR844711D patent/FR844711A/en not_active Expired
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