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3881539
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Information
Patent Grant
3881539
References
Source
Patent Number
3,881,539
Date Filed
Not available
Date Issued
Tuesday, May 6, 1975
49 years ago
CPC
E06B9/264 - Combinations of lamellar blinds with roller shutters, screen windows, windows, or double panes Lamellar blinds with special devices
E06B9/302 - without ladder-tape
US Classifications
160 - Flexible or portable closure, partition, or panel
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