4. Combustion
  5. Illuminating flash device, e.g., photographic bulb, etc.
  6. Fuel charge within sealed transparent casing, e.g., bulb

John W. Shaffer

Inventor

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

Details

Inventor

active

Aluminum hydroxide stabilized switch

Combustion – Illuminating flash device – e.g. – photographic bulb – etc. – Fuel charge within sealed transparent casing – e.g. – bulb
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Amalgam retainer

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Cathode coating for thermionic arc discharge lamp cathodes

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Circuit breaker by-pass element

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Electric switch inside evacuated or gas filled envelope
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Connect switch

Illumination – Photographic lighting – Plural light sources or light source supports
Patent

  [ 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

John W. Shaffer does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-17912

  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