Romania digital stamp
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- 张锦堂
- Publication Date
- 2012-04-11
- Estimated Expiration
- Not applicable · inactive patent
Abstract
Description
technical field
[0001] The present application relates to a ground-breaking Romanian postal article, in particular to one in which the side firmly arranged, displaying Romanian postage stamps or displaying Romanian precious metal stamps and corresponding letters and symbols (stamp face content) is the stamp face of Romanian digital stamps; The other side is (with the function of optical storage [optical storage] - an electronic storage medium that uses a low-power laser to record and retrieve digital [binary] data) the information recording side of the Romanian digital stamp, which is a disc-shaped (including standard disc shape and non-standard disc shape) pioneering Romanian postal supplies.
[0002] It is an invention patent application based on the application number: 02141736.9. At the same time, more than 40 invention patent application documents were submitted: British digital stamps, German digital stamps, Chinese digital stamps, Indian digital stamps, Japanese digita...