Optical fibers; optical fiber cables; [ optical components, namely, optical fiber coupler; optical fiber inline isolator, attenuator, electro-optic modulator; optical fiber amplifier; fiber optic tunable filter; fiber-optic switch; optical fiber splitter; ] optical fiber patchcord; optical fiber fanout; optical fiber pigtail [ ; optical fiber wavelength division multiplexers (WDM); optical fiber circulation conduits ]

Respiratory masks for mitigating propagation of source droplets being environmental contaminants; Respiratory masks for mitigating propagation of environmental contaminants and droplets, other than for medical purposes; Embroidered masks for mitigating propagation of source droplets being environmental contaminants; Embroidered masks for mitigating propagation of environmental contaminants and droplets, other than for medical purposes; Meltblown polypropylene general purpose masks for mitigat...

Electronic sensors for detecting position and movement; Electric or electronic sensors for measuring physical features of three-dimensional objects; Electric or electronic sensors for measuring 2D profiles of three-dimensional objects; Electric or electronic sensors for measuring 3D contours of three-dimensional objects; Electric or electronic sensors for measuring angles; Electric or electronic sensors for measuring physiological functions in the nature of movement, not for medical purposes;...