machine cavities in operation
Defined in 1 place of the United States Code.
The term "machine cavities in operation" means those machine cavities associated with a block machine that have produced concrete masonry units within the last 6 months of the date set for determining eligibility and is fully operable and capable of producing concrete masonry units.
Source
- 2018–present15 U.S.C. § 8702Commerce and Trade · Definitions · for the purposes of this chapter