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发明名称
Improvements in or relating to propellant compositions
摘要
申请公布号
GB621699(A)
申请公布日期
1949.04.14
申请号
GB19460027646
申请日期
1946.09.14
申请人
JOHN NORMAN PRING;WILLIAM BLACKMAN
发明人
分类号
C06B23/04;C06B25/26;C06B25/34
主分类号
C06B23/04
代理机构
代理人
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