What exactly is the lack of standardization? What you wrote

Category: Category 7

Amended items: "Machinery and components for the food industry";

"Couplings for machine transmission" Sections, transmission belts and other machine parts”

The above names themselves are not normative names. The purpose of the correction is to let the examiner know which group the product you are applying for is specifically assigned to. It is recommended that you look at the related products in 0709 machinery and parts for the food industry. The name of the entire group 0709 cannot be used as a non-standard name. reported.