Page 1 of 2

Some interesting patents

PostPosted: Tue Sep 25, 2018 12:27 pm
by Tube_Fan

Re: Some interesting patents

PostPosted: Fri Sep 28, 2018 1:33 pm
by Tube_Fan

Re: Some interesting patents

PostPosted: Fri Oct 05, 2018 1:15 pm
by Tube_Fan
(Georg same Neumann) and microphone
US 3418436 Unidirectional condenser microphone
https://patents.google.com/patent/US341 ... oq=3418436

US 3207848 Amplifying circuit for capacitive microphones
https://patents.google.com/patent/US320 ... oq=3207848

GB 420390 Microphone
https://patents.google.com/patent/GB420 ... q=GB420390
https://worldwide.espacenet.com/publica ... 390A&KC=A#
https://worldwide.espacenet.com/publica ... ale=en_EP#


condenser adj microphone
US 1758777 Condenser microphone

US 1780671 Condenser microphone

US 2024705 Microphone

US 2086107 Condenser microphone

US 2130946 Microphone

US 2179361 Condenser microphone

US 2199432 Condenser microphone

US 2297211 Condenser microphone

US 2387845 Electroacoustic transducer

US 2416557 ELECTRO-ACOUSTIC TRANSDUCER HAVING DAMPING SLOTS

US 2445821 Condenser microphone

US 2579162 Shielded condenser microphone

US 2678967 Capacity microphone with variable directional characteristic

US 2716187 Shielded cable system for microphones and the like

US 3118979 Electrostatic transducer

US 3190972 Condenser microphone

Re: Some interesting patents

PostPosted: Wed Oct 24, 2018 8:42 am
by Tube_Fan
WO 2011124949 PET BARRIER AND PRIVACY PANELS FOR A COMPUTER WORKSTATION
https://tinyurl.com/yb7obkb7

US 20110122064 anti-gravity mouse
https://patents.google.com/patent/US20110122064

US 5566950 Urinal arcade game
https://patents.google.com/patent/US556 ... US+5566950

US 0185945 fly fan
https://patents.google.com/patent/US185 ... q=US185945

Re: Some interesting patents

PostPosted: Thu Nov 01, 2018 11:51 am
by Tube_Fan

Re: Some interesting patents

PostPosted: Mon Nov 05, 2018 1:55 am
by gellkeller
Is there a doctor in the house?

Re: Some interesting patents

PostPosted: Thu Nov 08, 2018 12:11 pm
by Tube_Fan
Sounds like Russian

Mister Ed backwards
https://www.youtube.com/watch?v=bHbHpz3KwnM

MISTER ED THE SATANIC STEED!
https://www.youtube.com/watch?v=Oc0iP_VGrI4

Re: Some interesting patents

PostPosted: Thu Nov 08, 2018 1:49 pm
by Tube_Fan

Re: Some interesting patents

PostPosted: Tue Nov 20, 2018 11:41 am
by Tube_Fan
System for transporting grossly asymmetrical objects such as a cluster of grapes or other fruit through a pneumatic tube
https://patents.google.com/patent/US7815401

Re: Some interesting patents

PostPosted: Wed Nov 28, 2018 6:01 pm
by Tube_Fan
US 5071042 Adapter that provides bottle-like spout for aluminum beverage cans
https://patents.google.com/patent/US507 ... oq=5071042

US 5739758 Sound generating drinking container
https://patents.google.com/patent/US573 ... oq=5739758

Re: Some interesting patents

PostPosted: Wed Dec 05, 2018 1:23 pm
by Tube_Fan

Re: Some interesting patents

PostPosted: Mon Mar 04, 2019 10:28 am
by Tube_Fan
Chewing gum formula for enhancing psycho-spirituality
https://patents.google.com/patent/US20120288450

Amphetamine Chewing Gum
https://patents.google.com/patent/US2536168

Method for the extraction of lysergol and ergot alkaloids from plants of the ipomoea genus
https://patents.google.com/patent/US3920663A

Re: Some interesting patents

PostPosted: Tue May 14, 2019 9:48 am
by Tube_Fan
Devices for delivering a medicament and connector for same
https://patents.google.com/patent/US869 ... oq=8690839

Re: Some interesting patents

PostPosted: Tue May 14, 2019 10:18 am
by Tube_Fan
The paper patents in Crystal City, Va. before they were all put on computer databases and the paper patents were thrown away.
https://www.flickr.com/photos/62345920@N00/

Patent Place was in a newspaper magazine. It sounds like someone was unhappy with the search business.

Re: Some interesting patents

PostPosted: Wed Nov 27, 2019 8:08 pm
by Tube_Fan
Method for forming ice sculptures
https://patents.google.com/patent/US497 ... =us4971737

Manufacture of rock-candy
https://patents.google.com/patent/US239 ... q=us239561

Device for providing a temporary remedy for ceiling leaks
https://patents.google.com/patent/US463 ... =us4633899

Method and apparatus for tympanic membrane shrinkage
https://patents.google.com/patent/US559 ... =us5591157

wall paper
https://patents.google.com/patent/USD40 ... q=usd40488

Wireless multiplexed brain wave monitoring system
https://patents.google.com/patent/US615 ... =us6155974

System and method to enable children to place their shoes on the correct feet
https://patents.google.com/patent/US524 ... =us5244233