Invention Grant
- Patent Title: Expandable drywall corner piece
- Patent Title (中): 可扩展干墙角件
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Application No.: US12550969Application Date: 2009-08-31
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Publication No.: US08046963B2Publication Date: 2011-11-01
- Inventor: Douglass Wambaugh , Timothy Smythe
- Applicant: Douglass Wambaugh , Timothy Smythe
- Agent Clifford H. Kraft
- Main IPC: E04B2/00
- IPC: E04B2/00
Abstract:
A drywall corner piece with flange surfaces forming a near right angle forming a cup for fitting over drywall corners where the web sections of the flanges have at least one strain relief channel allowing the piece to flex to different angles.
Public/Granted literature
- US20100218444A1 Expandable Drywall Corner Piece Public/Granted day:2010-09-02
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