Hospital Equipment Mfg. Co. Manufactures Transparent Anesthesia Face Masks. Hospital Equipment Mfg. Co. Is an ISO 9001:2000 accredited company. Hospital Equipment Mfg. Co. Manufactures medical equipments, hospital equipments, surgical equipments, and laboratory equipments, scientific & educational products. Transparent Anesthesia Face Masks is a cushioned, crystal clear, flexible mask. Transparent Anesthesia Face Masks is suitable for use in respiratory care of an aesthesia and resuscitator.