Improvements in or relating to the attachment of detachable soles and heels or parts thereof to boots and shoes
GB514022A
A machine for grinding the crank pins of crankshafts
GB237140A
Improvements in or relating to means for securing parcels, packages and the like to the person and to wearing apparel
DE327974C
Process for converting thin plates or sheets, as well as thin-walled hollow bodies made of gelatin or viscose into waterproof, flexible and non-flammable structures
