Anti-fake invoice checker and its anti-fake method

Application Number: 00107515
Application Date: 2000.05.12
Publication Number: 1323013
Publication Date: 2001.11.21
Priority Information:
International: G06K5/00
Applicant(s) Name: Wang Jinji
Address:
Inventor(s) Name: Wang Jinji
Patent Agency Code: 72002
Patent Agent: han hong
Abstract The anti-fake invoice checker includes one invoice data input device; one interface to receive the invoice number written by the tax department; one memory to store relevant invoice data; one device to encrypt relevant invoice data and present invoice number; one checking display to check and display check result; and one controller to delete the present invoice number from the memory after the encrypting operation. The checker can transmit the relevant invoice data and the encrypting operation result to national tax department for cross checking.

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