CA502156A - Spring structures - Google Patents

Spring structures

Info

Publication number
CA502156A
CA502156A CA502156A CA502156DA CA502156A CA 502156 A CA502156 A CA 502156A CA 502156 A CA502156 A CA 502156A CA 502156D A CA502156D A CA 502156DA CA 502156 A CA502156 A CA 502156A
Authority
CA
Canada
Prior art keywords
spring structures
structures
spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA502156A
Other languages
French (fr)
Inventor
Asaro Vito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LA Young Spring and Wire Corp
Original Assignee
LA Young Spring and Wire Corp
Publication date
Application granted granted Critical
Publication of CA502156A publication Critical patent/CA502156A/en
Expired legal-status Critical Current

Links

CA502156A Spring structures Expired CA502156A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA502156T

Publications (1)

Publication Number Publication Date
CA502156A true CA502156A (en) 1954-05-04

Family

ID=35648055

Family Applications (1)

Application Number Title Priority Date Filing Date
CA502156A Expired CA502156A (en) Spring structures

Country Status (1)

Country Link
CA (1) CA502156A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990011710A1 (en) * 1989-04-10 1990-10-18 Perry Leroy R Jr Auxiliary frame and grid and interaction with mattress periphery
US7640611B1 (en) 2005-01-25 2010-01-05 Kluft Earl S Mattress design

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990011710A1 (en) * 1989-04-10 1990-10-18 Perry Leroy R Jr Auxiliary frame and grid and interaction with mattress periphery
US5027459A (en) * 1989-04-10 1991-07-02 Perry Jr Leroy R Auxiliary frame and grid and interaction with mattress periphery
US7640611B1 (en) 2005-01-25 2010-01-05 Kluft Earl S Mattress design
US7917980B2 (en) 2005-01-25 2011-04-05 Kluft Earl S Mattress design

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