Invention Grant
- Patent Title: Projection screen with wind shield
- Patent Title (中): 防风罩投影屏
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Application No.: US13169087Application Date: 2011-06-27
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Publication No.: US08243366B1Publication Date: 2012-08-14
- Inventor: Robert Deutsch
- Applicant: Robert Deutsch
- Applicant Address: US MD Rockville
- Assignee: Deutsch Inc.
- Current Assignee: Deutsch Inc.
- Current Assignee Address: US MD Rockville
- Main IPC: G03B21/56
- IPC: G03B21/56
Abstract:
A wind shield is provided for a projection screen or imaging surface wherein a sheet of material is included behind the projection screen to reduce the impact of wind on the projection screen.
Information query
