IC 037. US 100 103 106. G & S: repair, maintenance, and refurbishment for others of seals and sealing assemblies for limiting fluid leakage in machinery with rotating parts
IC 040. US 100 103 106. G & S: manufacture for others of seals and sealing assemblies for limiting fluid leakage in machinery with rotating parts
IC 042. US 100 101. G & S: design, development, and testing for others of seals and sealing assemblies for limiting fluid leakage in machinery with rotating parts
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