美国Baker 
1951年，美国Baker公司生产了世界上第一台生物安全操作台，在以后的近50年间，Baker公司始终占据着当今世界生物安全操作系统产品设计、开发、研究和制造的领导地位。其产品已遍布医药、生物技术、生命科学研究及医院临床应用等全球各个角落。
Baker was found in 1949. Baker designs and builds the first clean air work station. Many of today¡¦s industry standards for quality, performance and construction are based on original Baker concepts and innovations in 1951. In 1875, Baker is the first company in the industry to establish a state-of-the-art microbiological aerosol testing laboratory at its manufacturing facility. Baker remains the only company which routinely performs extensive biological tests on the equipment. In 2002, Baker Leads The Industry In Reclassification Of Terminology To Meet New NSF/ANSI Standard #49, 2002 for Class II Biological Safety Cabinet Types When changes in the NSF/ANSI Standard 49 - 2002 were adopted in 2002