发明名称 |
Geography-teaching puzzle game - has jigsaw pieces with protrusions and recesses representing mountains and valleys |
摘要 |
The geography-teaching game consists of a jigsaw puzzle, with a number of pieces fitting together. The pieces (1-3) have protrusions (7) from their surfaces (5) representing mountains hills, plains (8) etc., and/or recesses (9) repenting valleys and riverbeds. Their peripheral surfaces can be mirror-images of those of the adjacent pices. The features represented can be arranged to extend to neighbouring pieces. USE/ADVANTAGE - Jigsaw puzzle. Forms complete mpa aiding development of pupil's mind in the process.
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申请公布号 |
DE3916295(A1) |
申请公布日期 |
1990.11.22 |
申请号 |
DE19893916295 |
申请日期 |
1989.05.19 |
申请人 |
MUELLER, KLAUS;EMRICH, FRITZ, 6799 KONKEN, DE |
发明人 |
MUELLER, KLAUS;EMRICH, FRITZ, 6799 KONKEN, DE |
分类号 |
A63F3/04;A63F9/10;G09B29/12 |
主分类号 |
A63F3/04 |
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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