Exhibit 4.16(a) FORM OF AMENDED SERIES A NOTE DUE 1999 THIS NOTE HAS NOT BEEN REGISTERED UNDER THE UNITED STATES SECURITIES ACT OF 1933 AND MAY NOT BE OFFERED OR SOLD IN CONTRAVENTION OF SUCH ACT. PECHINEY CORPORATION SERIES A NOTE DUE 1999Amended Series a Note • November 21st, 1997 • Howmet International Inc • Aircraft engines & engine parts
