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The ornamental design for a bubble diffuser, as shown and described. |
FIG. 1 is a perspective view of a bubble diffuser showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
Patent | Priority | Assignee | Title |
D356573, | Mar 03 1992 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D360211, | Sep 14 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D361571, | Apr 09 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D361572, | Sep 14 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D361573, | Sep 14 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D361574, | Sep 14 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D361575, | Apr 19 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D363073, | Sep 14 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D363493, | Sep 14 1993 | Kaiyo Kogyo Kabushiki Kaisha | Pump |
D537213, | Oct 06 2004 | Slotted ventilated post for a rear corner of a terrarium | |
D537214, | Oct 06 2004 | Slotted ventilated post for a front corner of a terrarium | |
D834143, | Feb 15 2017 | Linde Aktiengesellschaft | Device for supplying oxygen or other gases to water |
D850577, | Feb 15 2017 | Linde Aktiengesellschaft | Device for supplying oxygen or other gases to water |
Patent | Priority | Assignee | Title |
1956524, | |||
3289847, | |||
3304912, | |||
3314396, | |||
4481905, | Jul 01 1983 | Aquarium with improved aerator and purifier | |
4522151, | Mar 14 1983 | AERAS WATER RESOURCES, INC | Aerator |
D246109, | Mar 23 1976 | Fluid filter | |
D264617, | Dec 14 1979 | Walter Kidde & Company, Inc. | Fire extinguishant discharge nozzle |
DE2811943, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 09 1989 | GROSS, PETER S | AEROMIX SYSTEMS, INCORPORATED, A CORP OF MN | ASSIGNMENT OF ASSIGNORS INTEREST | 005111 | /0904 | |
Aug 21 1989 | Aeromix Systems, Incorporated | (assignment on the face of the patent) | / | |||
Nov 02 1994 | Aeromix Systems, Incorporated | TCF BANK SAVINGS FSB | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 007189 | /0919 | |
Nov 02 1994 | Aeromix Systems, Incorporated | TCF BANK MINNESOTA FSB | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 007505 | /0447 | |
Jul 28 1997 | Aeromix Systems, Incorporated | BNC NATIONAL BANK OF MINNESOTA | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 008628 | /0622 | |
Aug 10 2001 | Aeromix Systems, Incorporated | ANCHOR BANK NATIONAL ASSOCIATION | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012103 | /0859 |
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