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2023819
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Information
Patent Grant
2023819
References
Source
Patent Number
2,023,819
Date Filed
Not available
Date Issued
Tuesday, December 10, 1935
88 years ago
CPC
F21V33/0072 - Hospital beds
US Classifications
200 - Electricity: circuit makers and breakers
362 - Illumination
D13 - Equipment for production, distribution, or transformation of energy
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