patent of sponge ball spheres

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Patent US3468821 - Sponge balls and their manufacture ,

United States Patent 3,468,821 SPONGE BALLS AND THEIR MANUFACTURE , Sponge balls made according to the foregoing formula had a rebound of 72 to 75 percent ....

Manufacture of sponge rubber spheres - patents

At Patents you can conduct a , This disclosure relates to the manufacture of sponge rubber spheres, such , FIG 1 shows a sponge ball made by the process ....

US Patent # 6,056,622 Balls with unpredictable bounce ,

Unpredictable bounce characteristics are , the throwing of curved balls German patent , fabricating sponge ball part 20 with a high ....

soft foam balls | eBay

Find great deals on eBay for soft foam balls and tennis ball , RED SPONGE BALLS & CUBE Scube Soft Foam Square Magic Trick Set Beginner Toy To $679; Buy It Now;...

Patent US1409059 - Process of making sponge-rubber balls ,

T W MILLER PROCESS OF MAKING SPONGE RUBBER BALLS , what I c aim as new and desire to secure by Letters Patent, is: 1 The process of making sponge ....

Patent US4084287 - Scrubber for golf balls - Google Patenten

Another feature of the device lies in the retention of water and moisture in sponges when used for golf balls , Geciteerd patent Aanvraagdatum Publicatiedatum ....

Patent US1402682 - Method for making sponge balls - Google ,

METHOD FOR MAKING SPONGE BALLS, APPLICATION FILED FEB I9, 1919 Patented Jan 3, 1922, , Specification of Letters Patent METHOD FOR MAKING SPONGE BALLS...

patent of sponge ball spheres | Mining & World Quarry

patent of sponge ball spher , MULTI-FUNCTION ISOTONIC EXERCISE BALL - Patent , of the larger outer ball with the inner ball formed of denser sponge or rubber ....

Patent US5952090 - Artificial sponge with liquid balls ,

BACKGROUND OF THE INVENTION The present invention relates to an artificial sponge which has crushable liquid balls in it, and more particularly to such an artificial ....

Crusher Ball Spheres - Gaur Yamuna City

Crusher Ball Spher grinding small stone spheres , patent of sponge ball spher , The spheres are made of natural ingredients from botanical sourc ....

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