MSA Safety Inc — Director's Dealing 2010

Mar 10, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MINE SAFETY APPLIANCES CO (MSA)
CIK: 0000066570
Period of Report: 2010-03-09

Reporting Person: RYAN JOHN T III (Director, Chairman, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-03-09	Common Stock, no par value	G	20068	—	Disposed	947896	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, no par value	1521889	Indirect
Common Stock, no par value	354731	Indirect
Common Stock, no par value	160357	Indirect
Common Stock, no par value	474156	Indirect