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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0093869 (1993-07-20) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 39 인용 특허 : 0 |
An improved connecting structure of a series-parallel lighting string comprises a base having provided on the connecting end thereof three semicircular grooves, in which the in-between one sits on a lower position than the others, to receive three lead wires arranged in a triangular array so that a
A connecting structure of a series-parallel lighting string comprising a base on the top of which is covered a top cap that secures conducting wires therein and inside which is associated therewith a safety contact cap on which a light bulb is mounted and being characterized in that said base has pr
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