Evgueni Bogdanov Budevski

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Sofia, BG

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing powdered wetproofed material useful in making...
- Patent number 4,031,033
- Issue date Jun 21, 1977
- Zlehit pri Ban
- Evgueni Bogdanov Budevski
- H01 - BASIC ELECTRIC ELEMENTS