So I would download all 6 files, then write a script/app to fuzzy search/filter/transform those files as needed. No need to manually scrape using the web form!
For example, here is line 65457 from PMNLSTMN.ZIP. It seems the OP is interested in searching the last column and outputting the first column:
K202167|Cordis Corporation|...|N||Brite Tip Radianz Guiding Sheath