CN2149071Y - 交换机用户电路用直流高阻、交流低阻接口部件 - Google Patents
交换机用户电路用直流高阻、交流低阻接口部件 Download PDFInfo
- Publication number
- CN2149071Y CN2149071Y CN 93214957 CN93214957U CN2149071Y CN 2149071 Y CN2149071 Y CN 2149071Y CN 93214957 CN93214957 CN 93214957 CN 93214957 U CN93214957 U CN 93214957U CN 2149071 Y CN2149071 Y CN 2149071Y
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- 239000003990 capacitor Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93214957 CN2149071Y (zh) | 1993-06-08 | 1993-06-08 | 交换机用户电路用直流高阻、交流低阻接口部件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 93214957 CN2149071Y (zh) | 1993-06-08 | 1993-06-08 | 交换机用户电路用直流高阻、交流低阻接口部件 |
Publications (1)
Publication Number | Publication Date |
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CN2149071Y true CN2149071Y (zh) | 1993-12-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 93214957 Expired - Lifetime CN2149071Y (zh) | 1993-06-08 | 1993-06-08 | 交换机用户电路用直流高阻、交流低阻接口部件 |
Country Status (1)
Country | Link |
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CN (1) | CN2149071Y (zh) |
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1993
- 1993-06-08 CN CN 93214957 patent/CN2149071Y/zh not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE ADDRESS; FROM: BEIJNG CITY LEIMING ELECTRONICS ENGINEERING CO.,LTD TO: TIANJIN CITY MINGDA SERVICE ENGINEERING CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: Tianjin Mingda service engineering company Patentee before: Beijing thunderous Engineering Electronics Company |
|
C53 | Correction of patent for invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: TIANJIN CITY MINGDA SERVICE ENGINEERING CO., LTD. TO: BEIJING HAIKUO ELECTRONIC CO., LTD |
|
CP03 | Change of name, title or address |
Address after: 100085, Beijing, Haidian District on the road to explore the 11 Fu Road building, room 509, room 5, Liu Hangsheng turn Patentee after: Beijing haikuo electronic Limited by Share Ltd Address before: 300193 Tianjin City, Nankai District Anshan West Road No. 436 Patentee before: Tianjin Mingda service engineering company |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term | ||
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: Beijing haikuo electronic Limited by Share Ltd Document name: Notice of termination |