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Patents Grantslast 30 patents

Information Patent Grant
Air purifying respirator having inhalation and exhalation ducts to...
- Patent number 8,402,966
- Issue date Mar 26, 2013
- Scott Technologies, Inc.
- Judge Woodrow Morgan
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
AIR PURIFYING RESPIRATOR HAVING INHALATION AND EXHALATION DUCTS TO...
- Publication number 20110036347
- Publication date Feb 17, 2011
- SCOTT TECHNOLOGIES, INC.
- JUDGE WOODROW MORGAN, III
- A62 - LIFE-SAVING FIRE-FIGHTING