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GB429416A
|
|
Improvements relating to excavators
|
|
US1992543A
|
|
Rope thrust shovel
|
|
US1987681A
|
|
Pavement finishing machine
|
|
US1981284A
|
|
Road shoulder finishing machine
|
|
US1919075A
|
|
Grubbing attachment for excavating machines
|
|
US1871473A
|
|
Spring loaded strut for shoulder finishing machines
|
|
US1869916A
|
|
Shoulder grading machine
|
|
US1847728A
|
|
Blade slope indicator
|
|
US1854152A
|
|
Ditcher
|
|
US1854151A
|
|
Ditcher
|
|
GB311568A
|
|
Improvements in or relating to construction masts
|
|
GB298880A
|
|
Improvements in or relating to mast hoists
|
|
GB314189A
|
|
Improvements in or relating to building material hoisting apparatus
|
|
US1714990A
|
|
Mast hoist
|
|
US1834652A
|
|
Mast hoist
|
|
US1703063A
|
|
Excavator
|
|
GB268600A
|
|
Improvements in or relating to apparatus for handling building and other material
|
|
GB268594A
|
|
Head frame for mast hoist
|
|
GB269006A
|
|
Improvements in or relating to apparatus for handling building material
|
|
US1759324A
|
|
Building-material-hoisting apparatus
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