4. Closure fasteners
  5. Bolts
  6. Swinging

Donald B. Spencer

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Electronic beam steering methods and apparatus

Communications: radio wave antennas – Antennas – With aircraft
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Explosively actuated overspeed decoupler

Pipe joints or couplings – With casing – lining or protector – Insulated
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Gate latch

Closure fasteners – Bolts – Swinging
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Instrusion detection system

Communications: directive radio wave systems and devices (e.g. – Presence detection only
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method and system for determining antenna characterization

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Distributive type parameters
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Donald B. Spencer does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Donald B. Spencer, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Donald B. Spencer will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-704784

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure