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3547493
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Information
Patent Grant
3547493
References
Source
Patent Number
3,547,493
Date Filed
Not available
Date Issued
Tuesday, December 15, 1970
53 years ago
CPC
E21D11/12 - Temporary supports for use during building Accessories
E21D11/10 - with concrete cast in situ Shuttering also lost shutterings
US Classifications
299 - Mining or in situ disintegration of hard material
405 - Hydraulic and earth engineering
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