Enzymes for defoaming in sugarcane ethanol plants

Letterbox distribution

Electronic and digital door answering devices; electronic and digital video door answering devices; intercom and access control systems; magnetic cards for electronic door answering devices and video door answering devices

Apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; intercoms; access control devices; automatic access-security apparatus; video monitors; electronic doorbells; electric doorbells including a camera.

Electronic and digital entry video phones with camera; video display screens; access control and alarm monitoring systems; electronic readers and controllers for controlling access to premises; magnetic coded cards used with electronic readers, entry phones and controllers for controlling access to premises; apparatus for recording, transmission or reproduction of sound and images

Electronic and digital video door openers and door openers; access control and intercommunication apparatus; housing monitors, apparatus for recording, transmission, reproduction of sound or images

Electronic and digital entry video phones with camera; video display screens; access control and alarm monitoring systems; electronic readers and controllers for controlling access to premises; magnetic coded cards used with electronic readers, entry phones and controllers for controlling access to premises; apparatus for recording, transmission or reproduction of sound and images