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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0646278 (1976-01-02) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 18 인용 특허 : 0 |
An electrical floor box having an opening receiving a cover formed in two pieces having mating straight walls defining a joining line extending across the opening. The cover and opening have facing peripheral walls, and tabs extend outwardly from one of the peripheral walls toward the other of the p
A support member having an opening therein, said opening having an outer opening peripheral edge, a shoulder spaced inwardly from said opening peripheral edge, an opening peripheral wall extending between said shoulder and said opening peripheral edge, a two-piece cover received in said opening and
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