专利名称：Safety device发明人：Johann Trenkler申请号：US13983634申请日：20120210公开号：US08966830B2公开日：20150303
专利附图：
摘要：The present invention relates to a device for the protection of living beings andobjects from being buried in bulk material, a method for assembling said device and usesemploying this device.
申请人：Johann Trenkler
地址：Niederschönenfeld DE
国籍：DE
代理机构：Bateman IP
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