GR9776B -
USE OF FILTER, PAPER AS AN AIR AND GAS FILTER AND METHOD OF CONSTRUCTION OF THIS INDICATIVE WASHING MAP, AS WELL AS CONSTRUCTION OF PROFILE.
- Google Patents
USE OF FILTER, PAPER AS AN AIR AND GAS FILTER AND METHOD OF CONSTRUCTION OF THIS INDICATIVE WASHING MAP, AS WELL AS CONSTRUCTION OF PROFILE.
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Application filed by Friedrich SchleichfiledCriticalFriedrich Schleich
Priority to GR410109776ApriorityCriticalpatent/GR9776B/en
Publication of GR9776BpublicationCriticalpatent/GR9776B/en
GR410109776A1941-03-281941-03-28
USE OF FILTER, PAPER AS AN AIR AND GAS FILTER AND METHOD OF CONSTRUCTION OF THIS INDICATIVE WASHING MAP, AS WELL AS CONSTRUCTION OF PROFILE.
GR9776B
(en)