On 11 August 1977 about 73 companies were established in Michigan.
800992227
800102312
800104607
800105867
800954860
800119649
800110928
800112515
800115463
800117533
800126180
800956548
800129675
800000402
800001771
800004406
800006412
800013342
800016869
800018021
800022704
800044121
800047309
800055502
800055870
800067776
800074693