FR682159A - Electrotechnical devices - Google Patents
Electrotechnical devicesInfo
- Publication number
- FR682159A FR682159A FR682159DA FR682159A FR 682159 A FR682159 A FR 682159A FR 682159D A FR682159D A FR 682159DA FR 682159 A FR682159 A FR 682159A
- Authority
- FR
- France
- Prior art keywords
- electrotechnical devices
- electrotechnical
- devices
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
- H01F1/08—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/086—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together sintered
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE682159X | 1929-08-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR682159A true FR682159A (en) | 1930-05-23 |
Family
ID=6597110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR682159D Expired FR682159A (en) | 1929-08-17 | 1929-08-05 | Electrotechnical devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR682159A (en) |
-
1929
- 1929-08-05 FR FR682159D patent/FR682159A/en not_active Expired
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