Herman Beyer

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Budapest, HU

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Patents Grantslast 30 patents

Information Patent Grant
Process for the inhibition of spread of fire and for protection aga...
- Patent number 4,850,173
- Issue date Jul 25, 1989
- Magyar Tudomanyos Akademia Kozponti Kemiai Kutato Intezete and Epitestudomany...
- Herman Beyer
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS