Chick marking machines for sexing purposes; incubators for eggs; chick brooders, namely, egg brooders; industrial robots; silkworm rearing straw mats, namely, machine parts of sericultural machines; mulberry leaf chopping machines; silkworm egg incubators; silkworm egg washing machines; silkworm egg containers being machine parts of egg incubators; mechanical salt water selectors for silkworm egg, namely, machine parts of silkworm egg washing machines; hydro-chloridizing machine for silkworm ...