: "B239" is a specific form used by the Canada Border Services Agency . It is the Certificate of Origin required for the Canada-Israel Free Trade Agreement (CIFTA) .

Determine if it's part of a or patent

: In technical documentation, "b239" may appear as a shorthand reference in patent filings or software logs related to MP4 container formats and video signal processing.

B239 - Free Trade Agreement – Certificate of Origin (CIFTA only) Agence des services frontaliers du Canada B239 Canada-Israel Free Trade Certificate