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EN1063 B1 automotive bullet proof steel

US6308644B1 - Fail-safe access control chamber security EN1063 B1 automotive bullet proof steel

US6308644B1 US09/441,917 US44191799A US6308644B1 US 6308644 B1 US6308644 B1 US 6308644B1 US 44191799 A US44191799 A US 44191799A US 6308644 B1 US6308644 B1 US 6308644B1 Authority US United States Prior art keywords door vestibule chamber exit metal detector Prior art date 1994-06-08 Legal status (The legal status is an assumption and is not a legal conclusion.en1063 b1 armor bullet proof steel plate distributor EN1063 B1 automotive bullet proof steelEN1063 armor vehicle bullet resistant steel plate EN1063 B1 automotive bullet proof steel (High) (Strength EN1063 B1, B2, B3, B4, B5, B6, b7 level US$800.00-US$1,500.00 / EN1063 B1 automotive bullet proof steel

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