DIFF Subgroup
E05B 37/06 in padlocks
Introduced: September 1968
Full Title
Permutation locks; Puzzle locks > with tumbler discs on a single axis, all the discs being adjustable by rotating a shiftable knob > in padlocks
E05B 37/06 Introduced: September 1968
Permutation locks; Puzzle locks > with tumbler discs on a single axis, all the discs being adjustable by rotating a shiftable knob > in padlocks