FR636225A - - Google Patents
Info
- Publication number
- FR636225A FR636225A FR636225DA FR636225A FR 636225 A FR636225 A FR 636225A FR 636225D A FR636225D A FR 636225DA FR 636225 A FR636225 A FR 636225A
- Authority
- FR
- France
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/965—Dustproof, splashproof, drip-proof, waterproof, or flameproof holders
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR636225A true FR636225A (en) | 1928-04-04 |
Family
ID=1542118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR636225D Expired FR636225A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR636225A (en) |
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0
- FR FR636225D patent/FR636225A/fr not_active Expired