최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0882935 (1978-03-02) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 27 인용 특허 : 0 |
A door frame assembly is made of first and second aluminum extrusions which may be placed in a door opening in wall after the wall has been completely finished. The structure of the frame assembly inherently compensates for variations in wall thicknss and dimensional errors in the door opening dimen
A door frame assembly including in combination: a first elongated part of uniform generally L-shaped cross section and having anchor gripping means integrally formed therewith; a second elongated part of uniform generally L-shaped cross section and having anchor gripping means integrally formed ther
※ AI-Helper는 부적절한 답변을 할 수 있습니다.