FIELD: production of memorable coins. SUBSTANCE: coin is made in the form of signal carrier corresponding to type of apparatus providing for adequate reading out and reproduction of signal coded with variation of geometric parameters of microrelief members on coin surfaces free from visible relief images and inscriptions. EFFECT: increased emissive profit by imparting novel consumer properties to coin and additional protection thereof from counterfeit.
| Title | Year | Author | Number |
|---|---|---|---|
| COIN | 2001 |
|
RU2187234C1 |
| COIN | 2001 |
|
RU2182452C1 |
| COIN | 2001 |
|
RU2183938C1 |
| COIN (VERSIONS) | 2000 |
|
RU2174365C1 |
| COIN-LIKE ARTICLE | 2016 |
|
RU2628377C1 |
| COIN | 2001 |
|
RU2180182C1 |
| COIN | 2001 |
|
RU2180181C1 |
| COIN | 2009 |
|
RU2406420C1 |
| COIN-CARRIER OF USEFUL SUBSTANCE | 2008 |
|
RU2371065C1 |
| COINAGE | 2008 |
|
RU2368294C1 |
