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1438064
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Information
Patent Grant
1438064
References
Source
Patent Number
1,438,064
Date Filed
Not available
Date Issued
Tuesday, December 5, 1922
102 years ago
CPC
A61F13/20 - Tampons
A61F13/2008 - specially adapted for the oral cavity
A61F13/2048 - Ball-shaped tampons
A61F13/2074 - impregnated with hydrophobic, hydrophilic, skin enhancers, medicinal etc. substances
A61F13/2088 - shaping the tampon by compressing
US Classifications
433 - Dentistry
604 - Surgery
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