Fire protection sleeve | Patent Number 11137091
US 11137091 B2Filled DateMar 25, 2020
Priority DateApr 27, 2016
Publication DateJul 16, 2020
Expiration DateApr 26, 2036
Inventor/ApplicantsHerbert Muenzenberger
ExaminesDEMUREN, BABAJIDE A
Art Unit3633
Technology Center3600
Assignments
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