4. Data processing: financial, business practice, management, or co
  5. Automated electrical financial or business practice or...
  6. Electronic shopping

Arturo Crespo

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Distributed electronic commerce system with centralized...

Data processing: financial – business practice – management – or co – Automated electrical financial or business practice or... – Electronic shopping
Reexamination Certificate

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Method and system for obtaining feedback for a product

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3233099

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