Sealing Technology has continued to include a summary of patents granted that cover some aspect of sealing. During 2008 the number of patents again increased. A number of regular subject areas have again proved popular with cylinder head gaskets, clearance seals and piston rings being among the most numerous classifications. © 2009 Elsevier Ltd. All rights reserved.
CITATION STYLE
Flitney, B. (2009). The number of seal patents continues to increase. Sealing Technology, 2009(4), 6–10. https://doi.org/10.1016/S1350-4789(09)70178-3
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