I’ve been through the process a few times with other inventors. Main key is the patent must demonstrate that the solution to a problem is unique and non-obvious.
In many cases, the most difficult part is the problem not the solution. Many complex solutions solve multiple problems and can be...
This archived site says Irwin Peterson bolts were unmarked. Maybe that’s it. https://web.archive.org/web/20190426043926/http://uscarbinecal30m1.com/Parts/Parts.aspx?action=home&ctl00_cphBody_rgPartsChangePage=4_50
Try googling the serial number along with 1911. Not kidding. If it’s been sold in the secondary market google might find it. As the others said extremely slim chances of ever finding it.
Hoax found here: https://mobile.twitter.com/WHO/status/1217043229427761152/photo/1?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed&ref_url=https%3A%2F%2Fd-14984908862650225209.ampproject.net%2F2003101714470%2Fframe.html
There we some interesting c&r items there but they were WAY overpriced. To me, be nice if more parts were sold versus overpriced guns, ammo and random unrelated stuff. The rest of the show was pathetic. Not much ammo. There was little foot traffic as well which means the trinket vendors get...