|
US2021528A
|
|
Spring assembly for upholstery and springs therefor
|
|
US1776400A
|
|
Spring assembly for mattresses or cushions
|
|
US1755715A
|
|
Mattress and cushion
|
|
US1755714A
|
|
Mattress and method of making same
|
|
US1411227A
|
|
Spring cusmion construction
|
|
US1352157A
|
|
Spring-inserting tool
|
|
US1397021A
|
|
Spring cushion construction
|
|
US1205406A
|
|
Spring structure for use in upholstering.
|
|
US1167856A
|
|
Upholstering spring structure.
|
|
CA253456A
|
|
Cushion
|
|
CA295320A
|
|
Method of making mattresses
|
|
CA244341A
|
|
Spring cushion
|
|
CA313691A
|
|
Mattress or cushion
|
|
CA319417A
|
|
Spring assembly for upholstery
|
