Siv Johansson

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Degerfors, SE

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Patents Grantslast 30 patents

Information Patent Grant
Flare charge insulation, a method of its manufacture and a flare ch...
- Patent number 4,833,992
- Issue date May 30, 1989
- Aktiebolaget Bofors
- Nils Gellerstedt
- C06 - EXPLOSIVES MATCHES