![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Gideon Drimer, Arie Glaser, Rowell David M filed Critical Gideon Drimer Priority to US07/809,725 priority Critical patent/US5257926A/en Application granted granted Critical Publication of US5257926A publication Critical patent/US5257926A/en Assigned to PERSYS TECHNOLOGY, LTD., BRUCE TECHNOLOGIES, INC. Original Assignee Gideon Drimer Arie Glaser Rowell David M Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Rowell Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US07/809,725 Inventor Gideon Drimer Arie Glaser David M. Google Patents Fast, safe, pyrogenic external torch assemblyÄownload PDF Info Publication number US5257926A US5257926A US07/809,725 US80972591A US5257926A US 5257926 A US5257926 A US 5257926A US 80972591 A US80972591 A US 80972591A US 5257926 A US5257926 A US 5257926A Authority US United States Prior art keywords preselected gas injection subassembly gas combustion flask Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5257926A - Fast, safe, pyrogenic external torch assembly ![]() US5257926A - Fast, safe, pyrogenic external torch assembly
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