FR799650A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement in apparatus for melting and spreading tars, pitches, bitumens and the like
Assignee: CIE IND ET MINIERE DU NORD ET
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Filing: 1935-03-18
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Granted: 1936-06-16
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Expires: 1955-03-18
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 09:44
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/12; E01C19/16; E01C19/17; E01C19/174
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