FR420705A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Chemicals that destroy dental tartar
Assignee: BENEDICT KRITCHEWSKY
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Filing: 1910-09-06
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Granted: 1911-02-06
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Expires: 1930-09-06
Abstract
No abstract record available.
Inventors
- 👤 Benedict Kritchewsky
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 23:02
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/20; A61K8/21
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