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FR525679A Expired / Lapsed FR ⏱️ 0.0 years remaining

Apparatus for the rapid drying of so-called "stained glass" envelopes

Assignee: Gaut Blancan & Cie
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Filing: 1920-10-07
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Granted: 1921-09-26
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Expires: 1940-10-07
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-09 06:56
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/60; B31B70/62; B31B70/626; B31B2150/00; B31B2160/00; B31B2160/10

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