Certain cos.
Else clues • Factory owners: Abbr.
• Ford and GM
• G.M. and G.E.
• GE and GM, for two
• Plant owners, briefly
• Producers (abbr.)
• Product makers (abbr.)
• Product producers: abbr.
• The 3M Co. et al.
• They build plants: abbr.
• They have plants: Abbr.