A METHOD AND MECHANISM FOR THE HYGIENIC AND POLLUTION FREE EXTERMINATION OF INSECTS SUCH AS CERTAIN SPECIES OF DYPTERA,ESPECIALLY MUSCA DOMESTICA
- 专利权人:
- MERWE S
- 发明人:
- MERWE S
- 申请号:
- ZA19770006733
- 公开号:
- ZA7706733(A)
- 申请日:
- 1978.11.11
- 申请国别(地区):
- 南非
- 年份:
- 1979
- 代理人:
- 摘要:
- 来源网站:
- 中国工程科技知识中心