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April 11 (Reuters) – The following bids, mergers, acquisitions and disposals were reported by 10:30 GMT on Thursday:

** Italian investment bank Mediobanca will announce the acquisition of a 66 percent stake in French merchant bank Messier Maris & Associes as it seeks to expand into private banking, a source close to the situation said.

** The United States is scrutinizing state-owned Qatar Airways’ acquisition of a 49 percent stake in Air Italy, which has been flying to U.S. destinations since June in a move seen by U.S. lawmakers as flouting a deal not to add new flights to the domestic market.

** Amazon.com Inc on Wednesday said it had acquired Canvas Technology, a robotics startup in Boulder, Colorado, that has built