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Sabema Material AB
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Vaxjo, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Matrix array for manufacturing concrete sleeper blocks
Patent number
4,522,367
Issue date
Jun 11, 1985
A-Betong AB
Stig Thim
B28 - WORKING CEMENT, CLAY, OR STONE
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Patent Grant
Method of manufacturing concrete sleeper blocks
Patent number
4,495,127
Issue date
Jan 22, 1985
A-Betong AB
Stig Thim
B28 - WORKING CEMENT, CLAY, OR STONE
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