发明名称 |
Environmentally friendly personal identification and tracking system |
摘要 |
A personal identification and tracking system comprising an impression means for providing a predetermined image upon an impressionable medium and an activation unit for moving the impression means between a first position, where said impression unit is in contact with the impressionable medium, and a second position whereby said impression unit is out of contact with said impressionable medium. The system is particularly adaptable to snow, sand or mud.
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申请公布号 |
US6776088(B2) |
申请公布日期 |
2004.08.17 |
申请号 |
US20010886491 |
申请日期 |
2001.06.21 |
申请人 |
HALT ANDREW JAMES;HALT, JR. GERALD B. |
发明人 |
HALT ANDREW JAMES;HALT, JR. GERALD B. |
分类号 |
G09F3/00;G09F3/02;G09F7/02;G09F7/12;(IPC1-7):B41F17/00;E01H4/00 |
主分类号 |
G09F3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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