专利名称：BLOCK
发明人：Curtis, Mark 申请号：EP98936503.6申请日：19980727
寸草心公开号：EP1016055B1公开日：
蒙恬的儿子
齐齐哈尔大学校内网20030507
专利内容由知识产权出版社提供
摘要：A block (1, 2) includes a first pivotal connection means (5) provided on one side of the block (1, 2), two fifths of the length of the block from one end, and a cond pivotal connection means (10) provi
ded on the opposite side of the block (1, 2) two fifths of the length of the block from the other end. The first pivotal connection means (5) is arranged to be connected to the cond pivotal connection means (10) of a like underlying or overlying block (1, 2), so that a plurality of said blocks can be connected to form a double helix. Each end of the block (1, 2) includes a linkig means (3, 4) for connecting a plurality of blocks to a flexible member (15, 16) which follows a double helix shape to produce a model for DNA.
申请人：CURTIS MARK张开的近义词
ipad连不上wifi>免费qq号申请
地址：GB
国籍：GB
支委委员
情书大全代理机构：Rackham, Stephen Neil
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