Borislav D. Mednikarov

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Sofia, BG

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Patents Grantslast 30 patents

Information Patent Grant
Photographic material for use in photolithography
- Patent number 4,499,173
- Issue date Feb 12, 1985
- Zlafop pri BAN
- Ivan T. Konstantinov
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic system and photographic material for use therein
- Patent number 4,458,008
- Issue date Jul 3, 1984
- Zlafop pri BAN
- Ivan T. Konstantinov
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide vapor deposition method
- Patent number 4,123,280
- Issue date Oct 31, 1978
- Zlafop pri BAN
- Yordan P. Malinovski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY