|
GB567211A
|
|
Improvements relating to props, shores, sprags, chocks and like supports used in mining and other like operations
|
|
GB508293A
|
|
Improvements relating to liquid-pressure reducing appliances
|
|
GB503804A
|
|
Improvements relating to means for carrying street and like lamps
|
|
GB457357A
|
|
Improvements relating to pipe joints
|
|
GB444939A
|
|
Pipe joints
|
|
GB405070A
|
|
Pit props
|
|
GB367218A
|
|
Tubular pit props, piles, arched roof supports and the like
|
|
GB367800A
|
|
Pit props or like supports
|
|
GB349421A
|
|
Pipe joints
|
|
GB351015A
|
|
Pipe joints
|
|
GB343781A
|
|
Pipe joints
|
|
GB345807A
|
|
Pipe joints
|
|
GB339794A
|
|
Standards for street lighting and other purposes
|
|
GB319163A
|
|
Sectional poles
|
|
GB320754A
|
|
Flanged tubes
|
|
GB323058A
|
|
Manufacture of corrugated tubes
|
|
GB321017A
|
|
Improvements relating to the manufacture of tubes, rods or bars
|
|
GB310648A
|
|
Metal guard posts and pillars
|
|
CA334302A
|
|
Tubular support
|
