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发明名称
Resilient undulating lock washer with inclined lugs for retaining on rotary fastener
摘要
申请公布号
US2817380(A)
申请公布日期
1957.12.24
申请号
US19540403134
申请日期
1954.01.11
申请人
ILLINOIS TOOL WORKS
发明人
KNOHL FRIEDRICH KARL
分类号
F16B39/24
主分类号
F16B39/24
代理机构
代理人
主权项
地址
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