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Class Information
Number: 136/157
Name: Batteries: thermoelectric and photoelectric >

Sub-classes under this class:

Class Number Class Name Patents
136/200 Thermoelectric 145
136/243 Photoelectric 310
136/290 Testing, calibrating, treating (e.g., aging, etc.) 127
136/291 Applications 557

Patents under this class:

Patent Number Title Of Patent Date Issued

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