BE493339A - - Google Patents
Info
- Publication number
- BE493339A BE493339A BE493339DA BE493339A BE 493339 A BE493339 A BE 493339A BE 493339D A BE493339D A BE 493339DA BE 493339 A BE493339 A BE 493339A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
- H01H9/042—Explosion-proof cases
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2819149A GB663017A (en) | 1949-11-03 | 1949-11-03 | Improvements in flame-proof electric switchgear boxes |
Publications (1)
Publication Number | Publication Date |
---|---|
BE493339A true BE493339A (et) |
Family
ID=10271728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE493339D BE493339A (et) | 1949-11-03 |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE493339A (et) |
GB (2) | GB623161A (et) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1149785B (de) * | 1959-03-18 | 1963-06-06 | Siemens Ag | Schalter- und Deckelverriegelung, insbesondere fuer ein druckfestes, schlagwetter- und explosionssicheres Gehaeuse |
GB2200897B (en) * | 1987-02-05 | 1990-02-28 | Metal Box Plc | Plug with locking member |
AU630264B2 (en) * | 1990-01-24 | 1992-10-22 | Lenlok Hales Pty. Ltd. | Improved self lock mechanism |
US5375894A (en) * | 1992-10-08 | 1994-12-27 | Southco, Inc. | Slide lock fastener |
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0
- BE BE493339D patent/BE493339A/xx unknown
-
1947
- 1947-04-23 GB GB1086047A patent/GB623161A/en not_active Expired
-
1949
- 1949-11-03 GB GB2819149A patent/GB663017A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB623161A (en) | 1949-05-12 |
GB663017A (en) | 1951-12-12 |