发明授权
- 专利标题: Metal corner fittings for picture frames
- 专利标题(中): 金属角配件相框
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申请号: US3478申请日: 1979-01-12
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公开(公告)号: US4236847A公开(公告)日: 1980-12-02
- 发明人: Hiroaki Yasuda
- 申请人: Hiroaki Yasuda
- 专利权人: Hiroaki Yasuda
- 当前专利权人: Hiroaki Yasuda
- 优先权: JPX53/39947 19780327; JPX53/75305 19780601; JPX53/111756 19780814; JPX53/133417 19780927
- 主分类号: A47G1/10
- IPC分类号: A47G1/10 ; E06B3/984 ; F16B5/06 ; F16B12/22 ; G09F1/12
摘要:
A metal corner fitting for a wooden picture frame having two leg pieces, the leg pieces having screw slits thereon which form an angle .alpha. between the back thereof and the back of a picture frame with the outside edge of the leg pieces making contact with the back of the frame piece. The screw slits extend through the leg pieces at a slight angle so that they are inclined toward the corner portion of the corner metal fitting at an angle .beta..
公开/授权文献
- US6007900A Dielectric paste and thick-film capacitor using same 公开/授权日:1999-12-28