FR1043021A
(en )
1953-11-05
Improvements to grinding machines
AT187452B
(en )
1956-10-25
Machine for grinding or polishing a ribbon of glass
AT177343B
(en )
1954-01-25
Machine for the simultaneous grinding or polishing of both surfaces of a glass ribbon
AT185705B
(en )
1956-05-25
Machine for the simultaneous grinding and / or polishing of both surfaces of a glass ribbon
FR1020882A
(en )
1953-02-11
Improvements to machines for manufacturing glass containers
FR978787A
(en )
1951-04-18
Grinding machine
FR1041911A
(en )
1953-10-27
Improvements to grinding machines
AT175765B
(en )
1953-08-10
Grinding machine
FR1069309A
(en )
1954-07-06
Improvements to abrasive belt machines
AT169615B
(en )
1951-12-10
Polishing balls for hand and machine polishing
CH293751A
(en )
1953-10-15
Hand grinding or polishing machine.
FR1016825A
(en )
1952-11-24
Improvements to grinding machines
CH319557A
(en )
1957-02-28
Grinding machine
CH286950A
(en )
1952-11-15
Machine for grinding valve seats.
ES186978A1
(en )
1949-03-16
MACHINE FOR SANDING AND POLISHING
FR1017022A
(en )
1952-11-28
Improvements made to grinding or polishing machines
AT177304B
(en )
1954-01-25
Dividing head for machine tools
AT180502B
(en )
1954-12-27
Device for grinding and / or polishing glass
FR998808A
(en )
1952-01-23
Improvements to polishing machines
FR1045823A
(en )
1953-12-01
Grinding wheel dresser
FR1075114A
(en )
1954-10-13
Improvements to grinding or polishing machines with rear support
FR1034954A
(en )
1953-08-10
Polishing machine
AT168686B
(en )
1951-07-10
Additional headstock for machine tools with circular main movement
FR994512A
(en )
1951-11-19
Improvements to cylindrical grinding machines
FR1038637A
(en )
1953-09-30
Process and machines for smoothing and polishing glass