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发明名称
Verfahren zur Verhinderung der Kesselsteinbildung und zur Entfernung bereits abgesetzten Kesselsteines und hiezu geeignetes Mittel
摘要
申请公布号
AT180910(B)
申请公布日期
1955.01.25
申请号
ATD180910
申请日期
1951.07.03
申请人
ROSINA DUSCHEK;MJ. LISELOTTE DUSCHEK;MJ. ILSE DUSCHEK;MJ. GERTRAUDE DUSCHEK
发明人
DR. ING. FRANZ BOEHM;ROSINA DUSCHEK;MJ. LISELOTTE DUSCHEK;MJ. ILSE DUSCHEK;MJ. GERTRAUDE DUSCHEK
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