Lars Birger Strömbäck

ROTOSUB

Apparatus for measuring, controlling, filtering, reducing and cancelling noise, namely, noise control filters for reduction, filtration and cancellation of noise in engines, machines and electronic products; software programs for evaluation, reduction and filtration of noise in engines, machines and electronic products; computer programs for noise cancellation in engines, machines and electronic products;ROTO SUB;Technology services, namely, research, design, development, and testing of products for others in the field of noise reduction, filtration and cancellation for incorporation in engines, machines and electronic products; providing temporary use of a web-based software application for evaluation and measurement of sound and for noise reduction and cancellation in engines, machines and electronic products; providing temporary use of online non-downloadable software and applications for evaluation and measurement of sound and for noise reduction and cancellation in engines, machines and electronic products; providing temporary use of online non-downloadable cloud computing software and applications for evaluation and measurement of sound and for noise reduction and cancellation in engines, machines and electronic products;