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Steven B Freilich

from Havertown, PA
Age ~66

Steven Freilich Phones & Addresses

  • Havertown, PA
  • Lincoln, CA
  • 136 Flintlock Rd, Drexel Hill, PA 19026 (610) 789-2339
  • 119 Drexel Ave, Lansdowne, PA 19050 (610) 259-8157
  • Bryn Mawr, PA
  • Little Rock, AR
  • Philadelphia, PA
  • Havertown, PA

Professional Records

License Records

Steven Bruce Freilich

Address:
Delaware
Drexel Hill, PA 19026
License #:
PG001271G - Expired
Category:
Engineers
Type:
Professional Geologist

Business Records

Name / Title
Company / Classification
Phones & Addresses
Steven B. Freilich
Principal
Taylor Avenue Delights, LLC
Business Services at Non-Commercial Site · Nonclassifiable Establishments
136 Flintlock Rd, Oakview, PA 19026

Publications

Us Patents

Photoconductive Polyimide-Electron Donor Charge Transfer Complexes

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US Patent:
47285931, Mar 1, 1988
Filed:
Jun 9, 1986
Appl. No.:
6/870397
Inventors:
Steven C. Freilich - Wilmington DE
Stephen Mazur - Wilmington DE
Assignee:
E. I. Du Pont de Nemours and Company - Wilmington DE
International Classification:
G03G 506
G03G 507
G03G 509
US Classification:
430 72
Abstract:
Polyimide-electron donor charge transfer complexes, supported or unsupported, as photoconductive elements characterized by photoconductivities in excess of the sum of the individual photoconductivities of the polyimide and electron donor components.

Process For Adhering Metal To Polyimide Film

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US Patent:
51475189, Sep 15, 1992
Filed:
Mar 7, 1991
Appl. No.:
7/666156
Inventors:
Steven C. Freilich - Wilmington DE
Assignee:
E. I. Du Pont de Nemours and Company - Wilmington DE
International Classification:
C23C 1434
C23C 1600
B05D 304
US Classification:
20419214
Abstract:
This invention concerns a process for applying organic amino thiols to polyimide surfaces to improve the metal adhesion to such surfaces.
Steven B Freilich from Havertown, PA, age ~66 Get Report