Skip to main content
Advanced science. Applied technology.
Search
Toggle navigation
Main menu
About Us
President's Message
Contact
In the Community
History
Leadership
Honors & Awards
SwRI Core Values
Frequently Asked Questions
What We Do
Government
SwRI SeaPort-e
SwRI SeaPort-e Program Capabilities
Industry
Consortia
Intellectual Property
Subcontracts & Team Member
Quality
Calibration
Internal R&D
2025 Internal R&D Annual Report
2024 Internal R&D Annual Report
2023 Internal R&D Annual Report
2022 Internal R&D Annual Report
Technical Divisions
Environment & Safety
Markets
Automotive & Transportation
Aerospace
Automotive
Fuels & Lubricants
Locomotive
Biomedical & Health
Biomedical Devices
Computational Biomedicine
Food Safety
Pharmaceutical Development
Chemistry & Materials
Chemistry & Chemical Engineering
Fire
Materials
Defense & Security
Blast & Impact
Defense Aerospace & Aircraft
Electronic Warfare Systems & Solutions
Software, Advanced Electronic Warfare
Unmanned Systems
Earth & Space
Earth Science
Space Research & Technology
Electronics & Automation
Computational Modeling & Simulation Tools
Electronics
Machine Learning Technologies
Software
Energy & Environment
Environment
Fluids Engineering
Machinery
Oil & Gas
Power Generation & Utilities
Manufacturing & Construction
Manufacturing Technologies
Reliability Engineering Services
Newsroom
Press Releases
Media Contacts
Media Kit
Annual Report
Technology Today Magazine
Technology Today Podcast
Papers & Publications
Videos
Events
Training & Workshops
Trade Shows
Careers
Start Career Search
Hot Job of the Week
Benefits & Extras
Community
Interns
Outreach
Military & Veterans
Careers FAQs
College Recruiting
E-Verify Participant
Pay Transparency Notification
Right to Work - English
Right to Work - Espanol
Contact Human Resources
Method of and Apparatus for Producing a Repetitive Seismic Impulse
Patent Number
3,744,018
Date Of Issue
7/2/1973
Inventors
Charles D. Wood
Full Text
US Patent and Trademark Office
Bienvenue
Willkommen
ようこそ
Bienvenidos
