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Patents Grants
last 30 patents
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Patent Grant
Method for manufacturing a glass filter
Patent number
11,957,162
Issue date
Apr 16, 2024
R.Y.L. INC.
Suk Hwan Ou
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Patents Applications
last 30 patents
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Patent Application
METHOD FOR MANUFACTURING A GLASS FILTER
Publication number
20210352959
Publication date
Nov 18, 2021
R.Y.L. INC.
Suk Hwan Ou
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
FILTER FOR SMOKING SMOKABLE SUBSTANCES
Publication number
20210352961
Publication date
Nov 18, 2021
R.Y.L. INC.
Suk Hwan Ou
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES