All Patents of Type: centerless grinders |
Patents 1 -
15
of 70
|
Number | Date | Patentee | Title | Type |
1,483,748 | Feb. 12, 1924 | F.C. Sanford | Grinding Machine | centerless grinders |
1,524,969 | Feb. 03, 1925 | L.F. Nenninger, S. Einstein | Centerless Grinding Machine | centerless grinders |
1,575,520 | Mar. 02, 1926 | W.D. Archea | Work Carrying Device for Grinding Machines | centerless grinders |
1,575,557 | Mar. 02, 1926 | L.F. Nenninger, S.F. Einstein | Work Rest and Guiding Device for Grinding Machines | centerless grinders |
1,575,558 | Mar. 02, 1926 | W.D. Archea, L.F. Nenninger, S. Einstein | Centreless Grinding Machine | centerless grinders |
1,611,135 | Dec. 14, 1926 | F.C. Sanford | Grinding Machine | centerless grinders |
1,611,136 | Dec. 14, 1926 | F.C. Sanford | Centerless Grinding Machine for Tapering Drills and the Like | centerless grinders |
GB-278,003 | Jul. 05, 1928 | J.E. Caster | Improvements in Centreless Grinding Machines | centerless grinders |
GB-278,002 | Sep. 27, 1928 | J.E. Caster | Improvements in and relating to Grinding Spherical Articles | centerless grinders |
GB-300,061 | Nov. 08, 1928 | n. listed | Improvements in Centreless Grinding Machines | centerless grinders |
GB-294,594 | Nov. 15, 1928 | J.E. Caster | Improvements in Machines for Grinding Spherical Articles | centerless grinders |
GB-304,502 | Jan. 24, 1929 | n. listed | Improvements in Grinding or Abrading Machines | centerless grinders |
GB-306,710 | Feb. 28, 1929 | n. listed | Improvements Relating to Grinding or Abrading Apparatus | centerless grinders |
1,733,086 | Oct. 22, 1929 | E. Sobolewski | Centerless Grinder | centerless grinders |
1,733,094 | Oct. 22, 1929 | H. Isler | Centerless Grinder | centerless grinders |