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Ethyl Development Corporation
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Kansas City, MO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Bottle or similar article
Patent number
D243229
Issue date
Feb 1, 1977
Ethyl Development Corporation
John W. McDonald
D09 - Packages and containers for goods
Information
Patent Grant
Apparatus for removing a hollow article from mandrel
Patent number
3,985,239
Issue date
Oct 12, 1976
Ethyl Development Corporation
Kenneth E. Bowers
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Hot stamping die chase
Patent number
3,985,491
Issue date
Oct 12, 1976
Ethyl Development Corporation
Harold W. King
B44 - DECORATIVE ARTS
Information
Patent Grant
Demoiling apparatus
Patent number
3,977,585
Issue date
Aug 31, 1976
Ethyl Development Corporation
Peter A. Sagorski
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for extracting blown articles from split blow molds
Patent number
3,954,186
Issue date
May 4, 1976
Ethyl Development Corporation
Robert X. Hafele
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
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last 30 trademarks