Patent Pending in U.S.US 2020/0147914 A1 Press with Spindle Drivehttp://appft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&u=%2Fnetahtml%2FPTO%2Fsearch-adv.html&r=1&f=G&l=50&d=PG01&p=1&S1=20200147914&OS=20200147914&RS=20200147914 US 2020/0158283 A1 Movable Guardhttp://appft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&u=%2Fnetahtml%2FPTO%2Fsearch-adv.html&r=1&f=G&l=50&d=PG01&p=1&S1=20200158283&OS=20200158283&RS=20200158283 US 011465381 B2 Four Columnshttps://www.schmidttechnology.de/wp-content/uploads/2018/05/Patenturkunde-US-11465381-Presses-4-column.pdf Patended in U.S.US 7080595 Manually operated presshttp://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=7080595.PN.&OS=PN/7080595&RS=PN/7080595 US 7562622 Manually operated press having an overload protectionhttp://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=7562622.PN.&OS=PN/7562622&RS=PN/7562622