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US2517778A
|
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Self-packing pipe joint
|
|
US2431386A
|
|
Water-stop expansion joint
|
|
US2431385A
|
|
Porous body expansion joint
|
|
US2431384A
|
|
Self-restoring water-stop and other waterproofing packings
|
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US2446509A
|
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Plant cover
|
|
US2454506A
|
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Composition of rubberlike qualities
|
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US2368610A
|
|
Joining pipe sections
|
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US2446644A
|
|
Method and apparatus for compacting fibrous material
|
|
US2334184A
|
|
Laminated expansion joint
|
|
US2368650A
|
|
Self-restoring water stop and other waterproofing packing
|
|
US2370153A
|
|
Contraction joint for concrete
|
|
US2374186A
|
|
Extrusion controlled water-stop expansion joint
|
|
US2400493A
|
|
Water stop expansion joint
|
|
US2352314A
|
|
Construction material
|
|
US2315949A
|
|
Fertilizing by cartridges
|
|
US2314928A
|
|
Promoting restoration of transplanted plants
|
|
US2457219A
|
|
Sponge rubber garment product
|
|
US2338103A
|
|
Gelatinized seed bearing cord
|
|
US2351256A
|
|
Method of fertilizer distribution
|
|
US2336235A
|
|
Structural unit
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