[GreenKeys] WU Model 100 (was Movie discussion...)

[Jim Haynes]

Here are some patent numbers relating to WU 100 series machines.  Download
via pat2pdf.org

2,147,249
2,209,998
2,212,548
2,231,215
2,252,232
2,264,186
2,291,759
2,291,750
2,341,935