Improvements relating to edge-cutting attachments for lawn mowers
- 专利权人:
- H. C. WEBB AND COMPANY LIMITED;FRANK WALTER TAYLOR
- 发明人:
- 申请号:
- GB19470023235
- 公开号:
- GB626270(A)
- 申请日:
- 1947.08.21
- 申请国别(地区):
- 英国
- 年份:
- 1949
- 代理人:
- 摘要:
- 来源网站:
- 中国工程科技知识中心
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