Temperature indicators; gasometers; thermometers; water meters; scales; tape measures; planimeters; manometers for measuring the atmospheric pressure related to sea level altitude; level indicators; acoustic meters; tachometers; accelerometers; refractometers; luminous flux meters; actinometers; altimeters; hygrometers; illuminometers; vibration meters; noise meters; logs, namely, measuring machines for measuring the magnetism of the earth (terrestrial magnetism); speed indicators; calorimeters; viscosimeters; concentration meters; gravimeters; densimeters; dynamometers; flowmeters; angle gauges; angle dividing apparatus; spherometers; inclinometers; interferometers; straightness testing machines and instruments; length measuring gauges; screw-thread measuring machines and instruments; comparators; surface roughness testing machines and instruments; flatness testing machines and instruments; automatic pressure control machines and instruments; automatic liquid-flow control machines and instruments; electric or magnetic meters and testers; tilting heads for cameras; cameras; range finders for cameras; tripods for cameras; tripods for telescopes; magnetic direction sensors for mobile phones; navigation apparatus for vehicles and for portable equipment; computer programs for converting output information from magnetic sensors into information of direction, and correcting the effect of position and inclination of devices; Geiger counters; magnetic prospecting machines; magnetic object detectors; buoyages, namely, buoyancy bladders, life-buoys, marker buoys, and navigations buoys