K & B Productions.
K & C Crafts & Hobbies (Firm : Denver, Colo.)
K & C éditions
K & H Maps, Inc.
K & K Productions.
K & M Combustion Services.
K & M Engineering and Consulting Corporation, USA.
K & M International Inc.
K & S Postal Strike Letter Despatch (Firm)
K-219 (Submarine)
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