| 发明名称 |
IMPROVEMENTS IN AND RELATING TO VOUCHERS PARTICULARLY FOR THE CONTROL OF PARKED VEHICLES |
| 摘要 |
A prepaid parking voucher (1) printed with a plurality of discrete time-indicating areas, the voucher being printed on a self-manifolding material such that rubbing or other application of pressure to a time-indicating area produces within that area an irreversible colour change. <IMAGE> |
| 申请公布号 |
AU7357391(A) |
申请公布日期 |
1991.09.26 |
| 申请号 |
AU19910073573 |
申请日期 |
1991.03.20 |
| 申请人 |
KENRICK & JEFFERSON LIMITED |
发明人 |
ANTHONY SEDGWICK;ROGER HACKWOOD;DAVID PEACH;ROGER HARTILL |
| 分类号 |
B42D15/00;G07C1/30 |
主分类号 |
B42D15/00 |
| 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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