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Class Information
Number: 420/567
Name: Alloys or metallic compositions > Lead base > Arsenic containing
Description: Alloy, or metallic composition which additionally contains arsenic.

Sub-classes under this class:

Class Number Class Name Patents
420/568 Tin containing 3

Patents under this class:

Patent Number Title Of Patent Date Issued
4629516 Process for strengthening lead-antimony alloys Dec. 16, 1986
4443405 Lead-antimony alloys for electrode supports for lead accumulators Apr. 17, 1984
4376093 Low antimony alloy Mar. 8, 1983
4107407 Battery and grid for positive electrode for lead storage batteries Aug. 15, 1978

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