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US3077117A
|
|
Hermetically sealed shaft coupling
|
|
GB856530A
|
|
Improvements in hermetically sealed couplings
|
|
GB849420A
|
|
Improvements in hermetically-sealcd couplings for connecting rotary driving and driven elements
|
|
GB818091A
|
|
Improvements in rotary pumps
|
|
GB814192A
|
|
Improvements in hermetically-sealed couplings for connecting rotary driving and driven elements
|
|
GB814191A
|
|
Improvements in hermetically-sealed couplings for connecting rotary driving and driven elements
|
|
GB771887A
|
|
Improvements in or relating to packing rings and packing ring assemblies
|
|
GB716845A
|
|
Improvements in packing rings for pistons, shafts and the like
|
|
US2725754A
|
|
Hermetically-sealed shaft couplings
|
|
GB705038A
|
|
Improvements in hermetically-sealed couplings for connecting rotary driving and driven elements
|
|
US2627753A
|
|
Hermetically-sealed shaft coupling
|
|
GB674571A
|
|
Improvements in hermetically-sealed couplings for connecting rotary driving and driven elements
|
|
GB596122A
|
|
Improved axial flow pumps and extrusion apparatus
|
|
US2398032A
|
|
Electrode holder
|
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GB488921A
|
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Electric micro-balance for weighing and other purposes
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