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Class Number Class Name Patents
705 Data processing: financial, business practice, management, or cost/price determination 103,258
434 Education and demonstration 22,839
902 Electronic funds transfer 3,059
186 Merchandising 810
D99 Miscellaneous 2,403
355 Photocopying 28,411
D18 Printing and office machinery 9,936
109 Safes, bank protection, or a related device 2,742
D20 Sales and advertising equipment 5,603
177 Weighing scales 9,892
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Catalyst carrier and fuel cell using the same
Method of pelleting dry pellets from a mixture containing thermo-hardened ingredients, particularly for use as fish feed, and the machine for carrying out the process