FR573618A - Commutateur pour amplificateur - Google Patents
Commutateur pour amplificateurInfo
- Publication number
- FR573618A FR573618A FR573618DA FR573618A FR 573618 A FR573618 A FR 573618A FR 573618D A FR573618D A FR 573618DA FR 573618 A FR573618 A FR 573618A
- Authority
- FR
- France
- Prior art keywords
- amplifier
- switch
- 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
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
- H01H19/56—Angularly-movable actuating part carrying contacts, e.g. drum switch
- H01H19/58—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR573618T | 1923-11-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR573618A true FR573618A (fr) | 1924-06-27 |
Family
ID=8952111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR573618D Expired FR573618A (fr) | 1923-11-10 | 1923-11-10 | Commutateur pour amplificateur |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR573618A (fr) |
-
1923
- 1923-11-10 FR FR573618D patent/FR573618A/fr not_active Expired
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