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1081891
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Information
Patent Grant
1081891
References
Source
Patent Number
1,081,891
Date Filed
Not available
Date Issued
Tuesday, December 16, 1913
111 years ago
CPC
F24C3/14 - with special adaptation for travelling
F23J1/04 - Hand tools
F23J15/02 - of purifiers
F24H1/06 - Portable or mobile
F23J2217/60 - using settling/precipitation chambers
US Classifications
237 - Heating systems
454 - Ventilation
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