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David A Treffs

from Burlington, MA
Age ~91

David Treffs Phones & Addresses

  • Burlington, MA
  • Wayland, MA
  • 17 Deering Ave, Lexington, MA 02421 (781) 862-2460
  • Braintree, MA
  • Springfield, MA
  • 17 Deering Ave, Lexington, MA 02421 (781) 956-1094

Work

Position: Building and Grounds Cleaning and Maintenance Occupations

Emails

Business Records

Name / Title
Company / Classification
Phones & Addresses
David A. Treffs
President
TREFFS ASSOCIATES, INC
Management Consulting Services
17 Deering Ave, Lexington, MA 02421
(781) 862-2460

Publications

Isbn (Books And Publications)

The Business Side of the Optical Industry II: [seminar], August 23, 1976, San Diego, California

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Author

David A. Treffs

ISBN #

0892521082

The Business Side of the Optical Industry III: [symposium], August 22, 1977, San Diego, California

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Author

David A. Treffs

ISBN #

0892521384

David A Treffs from Burlington, MA, age ~91 Get Report